2031110400121 has 16 divisors (see below), whose sum is σ = 2217404471040. Its totient is φ = 1845091475920.

The previous prime is 2031110400119. The next prime is 2031110400157. The reversal of 2031110400121 is 1210040111302.

It is not a de Polignac number, because 2031110400121 - 2¹ = 2031110400119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2031110400095 and 2031110400104.

It is not an unprimeable number, because it can be changed into a prime (2031110400101) 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 15 ways as a sum of consecutive naturals, for example, 99150546 + ... + 99171028.

It is an arithmetic number, because the mean of its divisors is an integer number (138587779440).

Almost surely, 2^{2031110400121} is an apocalyptic number.

It is an amenable number.

2031110400121 is a deficient number, since it is larger than the sum of its proper divisors (186294070919).

2031110400121 is a wasteful number, since it uses less digits than its factorization.

2031110400121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26756.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2031110400121 its reverse (1210040111302), we get a palindrome (3241150511423).

The spelling of 2031110400121 in words is "two trillion, thirty-one billion, one hundred ten million, four hundred thousand, one hundred twenty-one".