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20222000212000 = 25538419600487
BaseRepresentation
bin1001001100100010011010…
…01000111010100000100000
32122121012111222000202102211
410212101031020322200200
510122304124023241000
6111001505245051504
74154664005466436
oct446211510724040
978535458022384
1020222000212000
116497113a2a124
1223271aab56b94
13b38c074ca522
144dca70136d56
1525104997b7ba
hex12644d23a820

20222000212000 has 96 divisors (see below), whose sum is σ = 49691438858880. Its totient is φ = 8087825836800.

The previous prime is 20222000211991. The next prime is 20222000212039. The reversal of 20222000212000 is 21200022202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33375757 + ... + 33976243.

It is an arithmetic number, because the mean of its divisors is an integer number (517619154780).

Almost surely, 220222000212000 is an apocalyptic number.

20222000212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20222000212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24845719429440).

20222000212000 is an abundant number, since it is smaller than the sum of its proper divisors (29469438646880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20222000212000 is an equidigital number, since it uses as much as digits as its factorization.

20222000212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608931 (or 608913 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20222000212000 its reverse (21200022202), we get a palindrome (20243200234202).

The spelling of 20222000212000 in words is "twenty trillion, two hundred twenty-two billion, two hundred twelve thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 2000 4000 8419 16838 33676 42095 67352 84190 134704 168380 210475 269408 336760 420950 600487 673520 841900 1052375 1200974 1347040 1683800 2104750 2401948 3002435 3367600 4209500 4803896 6004870 6735200 8419000 9607792 12009740 15012175 16838000 19215584 24019480 30024350 33676000 48038960 60048700 75060875 96077920 120097400 150121750 240194800 300243500 480389600 600487000 1200974000 2401948000 5055500053 10111000106 20222000212 25277500265 40444000424 50555000530 80888000848 101110001060 126387501325 161776001696 202220002120 252775002650 404440004240 505550005300 631937506625 808880008480 1011100010600 1263875013250 2022200021200 2527750026500 4044400042400 5055500053000 10111000106000 20222000212000