31311203113322 has 8 divisors (see below), whose sum is σ = 51236514185472. Its totient is φ = 14232365051500.

The previous prime is 31311203113283. The next prime is 31311203113361. The reversal of 31311203113322 is 22331130211313.

It is an interprime number because it is at equal distance from previous prime (31311203113283) and next prime (31311203113361).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 31311203113291 and 31311203113300.

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 3 ways as a sum of consecutive naturals, for example, 711618252554 + ... + 711618252597.

It is an arithmetic number, because the mean of its divisors is an integer number (6404564273184).

Almost surely, 2^{31311203113322} is an apocalyptic number.

31311203113322 is a deficient number, since it is larger than the sum of its proper divisors (19925311072150).

31311203113322 is a wasteful number, since it uses less digits than its factorization.

31311203113322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423236505164.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 31311203113322 its reverse (22331130211313), we get a palindrome (53642333324635).

The spelling of 31311203113322 in words is "thirty-one trillion, three hundred eleven billion, two hundred three million, one hundred thirteen thousand, three hundred twenty-two".