31103023113322 has 16 divisors (see below), whose sum is σ = 47921826264840. Its totient is φ = 15129192572928.

The previous prime is 31103023113313. The next prime is 31103023113413. The reversal of 31103023113322 is 22331132030113.

It can be written as a sum of positive squares in 4 ways, for example, as 25474641712081 + 5628381401241 = 5047241^2 + 2372421^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27325447 + ... + 28440922.

Almost surely, 2^{31103023113322} is an apocalyptic number.

31103023113322 is a deficient number, since it is larger than the sum of its proper divisors (16818803151518).

31103023113322 is a wasteful number, since it uses less digits than its factorization.

31103023113322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55773945.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 31103023113322 its reverse (22331132030113), we get a palindrome (53434155143435).

The spelling of 31103023113322 in words is "thirty-one trillion, one hundred three billion, twenty-three million, one hundred thirteen thousand, three hundred twenty-two".