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20222000212020 = 22354717623406907
BaseRepresentation
bin1001001100100010011010…
…01000111010100000110100
32122121012111222000202110120
410212101031020322200310
510122304124023241040
6111001505245051540
74154664005466465
oct446211510724064
978535458022416
1020222000212020
116497113a2a142
1223271aab56bb0
13b38c074ca539
144dca70136d6c
1525104997b7d0
hex12644d23a834

20222000212020 has 96 divisors (see below), whose sum is σ = 57829738917888. Its totient is φ = 5277486183552.

The previous prime is 20222000211991. The next prime is 20222000212039. The reversal of 20222000212020 is 2021200022202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49493407 + ... + 49900313.

It is an arithmetic number, because the mean of its divisors is an integer number (602393113728).

Almost surely, 220222000212020 is an apocalyptic number.

20222000212020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222000212020 is an abundant number, since it is smaller than the sum of its proper divisors (37607738705868).

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

20222000212020 is a wasteful number, since it uses less digits than its factorization.

20222000212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424589 (or 424587 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20222000212020 its reverse (2021200022202), we get a palindrome (22243200234222).

The spelling of 20222000212020 in words is "twenty trillion, two hundred twenty-two billion, two hundred twelve thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 47 60 94 141 188 235 282 470 564 705 940 1410 2820 17623 35246 52869 70492 88115 105738 176230 211476 264345 352460 406907 528690 813814 828281 1057380 1220721 1627628 1656562 2034535 2441442 2484843 3313124 4069070 4141405 4882884 4969686 6103605 8138140 8282810 9939372 12207210 12424215 16565620 19124629 24414420 24848430 38249258 49696860 57373887 76498516 95623145 114747774 191246290 229495548 286869435 382492580 573738870 1147477740 7170922061 14341844122 21512766183 28683688244 35854610305 43025532366 71709220610 86051064732 107563830915 143418441220 215127661830 337033336867 430255323660 674066673734 1011100010601 1348133347468 1685166684335 2022200021202 3370333368670 4044400042404 5055500053005 6740666737340 10111000106010 20222000212020