31013213322322 has 16 divisors (see below), whose sum is σ = 57998736603072. Its totient is φ = 12083070125520.

The previous prime is 31013213322271. The next prime is 31013213322331. The reversal of 31013213322322 is 22322331231013.

It is a happy number.

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, 100692250893 + ... + 100692251200.

It is an arithmetic number, because the mean of its divisors is an integer number (3624921037692).

Almost surely, 2^{31013213322322} is an apocalyptic number.

31013213322322 is a deficient number, since it is larger than the sum of its proper divisors (26985523280750).

31013213322322 is a wasteful number, since it uses less digits than its factorization.

31013213322322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201384502113.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 31013213322322 its reverse (22322331231013), we get a palindrome (53335544553335).

The spelling of 31013213322322 in words is "thirty-one trillion, thirteen billion, two hundred thirteen million, three hundred twenty-two thousand, three hundred twenty-two".