31400112111202 has 16 divisors (see below), whose sum is σ = 49881516871680. Its totient is φ = 14773337990208.

The previous prime is 31400112111157. The next prime is 31400112111227. The reversal of 31400112111202 is 20211121100413.

It is a super-2 number, since 2×31400112111202² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31400112111202.

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 7 ways as a sum of consecutive naturals, for example, 99382338 + ... + 99697789.

It is an arithmetic number, because the mean of its divisors is an integer number (3117594804480).

Almost surely, 2^{31400112111202} is an apocalyptic number.

31400112111202 is a deficient number, since it is larger than the sum of its proper divisors (18481404760478).

31400112111202 is a wasteful number, since it uses less digits than its factorization.

31400112111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199084785.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 31400112111202 its reverse (20211121100413), we get a palindrome (51611233211615).

The spelling of 31400112111202 in words is "thirty-one trillion, four hundred billion, one hundred twelve million, one hundred eleven thousand, two hundred two".