100111112020101 has 64 divisors (see below), whose sum is σ = 168747691481600. Its totient is φ = 51371776475136.

The previous prime is 100111112020093. The next prime is 100111112020147. The reversal of 100111112020101 is 101020211111001.

It is not a de Polignac number, because 100111112020101 - 2³ = 100111112020093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111112024101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 74984685 + ... + 76308093.

It is an arithmetic number, because the mean of its divisors is an integer number (2636682679400).

Almost surely, 2^{100111112020101} is an apocalyptic number.

It is an amenable number.

100111112020101 is a deficient number, since it is larger than the sum of its proper divisors (68636579461499).

100111112020101 is a wasteful number, since it uses less digits than its factorization.

100111112020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330958.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 100111112020101 its reverse (101020211111001), we get a palindrome (201131323131102).

The spelling of 100111112020101 in words is "one hundred trillion, one hundred eleven billion, one hundred twelve million, twenty thousand, one hundred one".