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212102001012000 = 253531110115909241
BaseRepresentation
bin110000001110011111011000…
…011011010010110100100000
31000210222202100010121110001010
4300032133120123102310200
5210300034344224341000
62031034151503140520
762450602211534001
oct6016373033226440
91023882303543033
10212102001012000
1161644a540a1180
121b956956ba4740
139147195bcb068
143a53b123031a8
15197c3d6c0bd50
hexc0e7d86d2d20

212102001012000 has 384 divisors, whose sum is σ = 765519124720896. Its totient is φ = 50909568000000.

The previous prime is 212102001011917. The next prime is 212102001012017. The reversal of 212102001012000 is 210100201212.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 5377380 + ... + 21286620.

It is an arithmetic number, because the mean of its divisors is an integer number (1993539387294).

Almost surely, 2212102001012000 is an apocalyptic number.

212102001012000 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 212102001012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (382759562360448).

212102001012000 is an abundant number, since it is smaller than the sum of its proper divisors (553417123708896).

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

212102001012000 is a wasteful number, since it uses less digits than its factorization.

212102001012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15909381 (or 15909363 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 212102001012000 its reverse (210100201212), we get a palindrome (212312101213212).

The spelling of 212102001012000 in words is "two hundred twelve trillion, one hundred two billion, one million, twelve thousand".