100112111001121 has 4 divisors (see below), whose sum is σ = 100615186936000. Its totient is φ = 99609035066244.

The previous prime is 100112111001109. The next prime is 100112111001143. The reversal of 100112111001121 is 121100111211001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100112111001121 - 2¹¹ = 100112110999073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100112111001191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251537967141 + ... + 251537967538.

It is an arithmetic number, because the mean of its divisors is an integer number (25153796734000).

Almost surely, 2^{100112111001121} is an apocalyptic number.

It is an amenable number.

100112111001121 is a deficient number, since it is larger than the sum of its proper divisors (503075934879).

100112111001121 is an equidigital number, since it uses as much as digits as its factorization.

100112111001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503075934878.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 100112111001121 its reverse (121100111211001), we get a palindrome (221212222212122).

The spelling of 100112111001121 in words is "one hundred trillion, one hundred twelve billion, one hundred eleven million, one thousand, one hundred twenty-one".