100111213113203 has 32 divisors (see below), whose sum is σ = 106507315800000. Its totient is φ = 93918588825600.

The previous prime is 100111213113173. The next prime is 100111213113227. The reversal of 100111213113203 is 302311312111001.

It is a cyclic number.

It is not a de Polignac number, because 100111213113203 - 2²⁶ = 100111146004339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100111213113283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2394926903 + ... + 2394968703.

It is an arithmetic number, because the mean of its divisors is an integer number (3328353618750).

Almost surely, 2^{100111213113203} is an apocalyptic number.

100111213113203 is a deficient number, since it is larger than the sum of its proper divisors (6396102686797).

100111213113203 is a wasteful number, since it uses less digits than its factorization.

100111213113203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44855.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 100111213113203 its reverse (302311312111001), we get a palindrome (402422525224204).

The spelling of 100111213113203 in words is "one hundred trillion, one hundred eleven billion, two hundred thirteen million, one hundred thirteen thousand, two hundred three".