31342022214402 has 16 divisors (see below), whose sum is σ = 62688972184992. Its totient is φ = 10446519445440.

The previous prime is 31342022214397. The next prime is 31342022214407. The reversal of 31342022214402 is 20441222024313.

It is an interprime number because it is at equal distance from previous prime (31342022214397) and next prime (31342022214407).

It is a self number, because there is not a number n which added to its sum of digits gives 31342022214402.

It is not an unprimeable number, because it can be changed into a prime (31342022214407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205240488 + ... + 205393139.

It is an arithmetic number, because the mean of its divisors is an integer number (3918060761562).

Almost surely, 2^{31342022214402} is an apocalyptic number.

31342022214402 is an abundant number, since it is smaller than the sum of its proper divisors (31346949970590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31342022214402 is a wasteful number, since it uses less digits than its factorization.

31342022214402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410646353.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 31342022214402 its reverse (20441222024313), we get a palindrome (51783244238715).

The spelling of 31342022214402 in words is "thirty-one trillion, three hundred forty-two billion, twenty-two million, two hundred fourteen thousand, four hundred two".