31102213002322 has 16 divisors (see below), whose sum is σ = 58165177563072. Its totient is φ = 12117745325520.

The previous prime is 31102213002269. The next prime is 31102213002347. The reversal of 31102213002322 is 22320031220113.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 31102213002293 and 31102213002302.

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, 100981210893 + ... + 100981211200.

It is an arithmetic number, because the mean of its divisors is an integer number (3635323597692).

Almost surely, 2^{31102213002322} is an apocalyptic number.

31102213002322 is a deficient number, since it is larger than the sum of its proper divisors (27062964560750).

31102213002322 is a wasteful number, since it uses less digits than its factorization.

31102213002322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201962422113.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 31102213002322 its reverse (22320031220113), we get a palindrome (53422244222435).

The spelling of 31102213002322 in words is "thirty-one trillion, one hundred two billion, two hundred thirteen million, two thousand, three hundred twenty-two".