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20000200022000 = 24531123229172603
BaseRepresentation
bin1001000110000101010001…
…10100010101011111110000
32121211000000022211200020222
410203002220310111133300
510110140402201201000
6110311544241152212
74132652413130252
oct443025064253760
977730008750228
1020000200022000
116411045565580
1222b020a62b668
13b2101a878053
144d202ca47cd2
1524a3b76e6a85
hex1230a8d157f0

20000200022000 has 320 divisors, whose sum is σ = 55291385410560. Its totient is φ = 6926173056000.

The previous prime is 20000200021979. The next prime is 20000200022053. The reversal of 20000200022000 is 22000200002.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 115787699 + ... + 115960301.

It is an arithmetic number, because the mean of its divisors is an integer number (172785579408).

Almost surely, 220000200022000 is an apocalyptic number.

20000200022000 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 20000200022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27645692705280).

20000200022000 is an abundant number, since it is smaller than the sum of its proper divisors (35291185388560).

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

20000200022000 is a wasteful number, since it uses less digits than its factorization.

20000200022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172889 (or 172873 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 8.

Adding to 20000200022000 its reverse (22000200002), we get a palindrome (20022200222002).

The spelling of 20000200022000 in words is "twenty trillion, two hundred million, twenty-two thousand".