100111020010100 has 36 divisors (see below), whose sum is σ = 236990087371968. Its totient is φ = 36404007276000.

The previous prime is 100111020010087. The next prime is 100111020010171. The reversal of 100111020010100 is 1010020111001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 45505007996 + ... + 45505010195.

Almost surely, 2^{100111020010100} is an apocalyptic number.

100111020010100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100111020010100 is an abundant number, since it is smaller than the sum of its proper divisors (136879067361868).

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

100111020010100 is a wasteful number, since it uses less digits than its factorization.

100111020010100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91010018216 (or 91010018209 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 100111020010100 its reverse (1010020111001), we get a palindrome (101121040121101).

The spelling of 100111020010100 in words is "one hundred trillion, one hundred eleven billion, twenty million, ten thousand, one hundred".