100100001210100 has 72 divisors (see below), whose sum is σ = 237413650053888. Its totient is φ = 36469070630400.

The previous prime is 100100001210089. The next prime is 100100001210101. The reversal of 100100001210100 is 1012100001001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100100001210101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 949662682 + ... + 949768081.

It is an arithmetic number, because the mean of its divisors is an integer number (3297411806304).

Almost surely, 2^{100100001210100} is an apocalyptic number.

100100001210100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100100001210100 is an abundant number, since it is smaller than the sum of its proper divisors (137313648843788).

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

100100001210100 is a wasteful number, since it uses less digits than its factorization.

100100001210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899430825 (or 1899430818 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 100100001210100 its reverse (1012100001001), we get a palindrome (101112101211101).

The spelling of 100100001210100 in words is "one hundred trillion, one hundred billion, one million, two hundred ten thousand, one hundred".