201000100100100 has 72 divisors (see below), whose sum is σ = 664640331004608. Its totient is φ = 45942880022400.

The previous prime is 201000100100083. The next prime is 201000100100159. The reversal of 201000100100100 is 1001001000102.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

201000100100100 is a modest number, since divided by 100100100 gives 201000 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47857164591 + ... + 47857168790.

Almost surely, 2^{201000100100100} is an apocalyptic number.

201000100100100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201000100100100 is an abundant number, since it is smaller than the sum of its proper divisors (463640230904508).

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

201000100100100 is a wasteful number, since it uses less digits than its factorization.

201000100100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95714333405 (or 95714333398 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 201000100100100 its reverse (1001001000102), we get a palindrome (202001101100202).

The spelling of 201000100100100 in words is "two hundred one trillion, one hundred million, one hundred thousand, one hundred".