311402134022 has 24 divisors (see below), whose sum is σ = 534194075568. Its totient is φ = 133367647680.

The previous prime is 311402134007. The next prime is 311402134049. The reversal of 311402134022 is 220431204113.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83416868 + ... + 83420600.

It is an arithmetic number, because the mean of its divisors is an integer number (22258086482).

Almost surely, 2^311402134022 is an apocalyptic number.

311402134022 is a deficient number, since it is larger than the sum of its proper divisors (222791941546).

311402134022 is an frugal number, since it uses more digits than its factorization.

311402134022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8624 (or 6183 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 311402134022 its reverse (220431204113), we get a palindrome (531833338135).

The spelling of 311402134022 in words is "three hundred eleven billion, four hundred two million, one hundred thirty-four thousand, twenty-two".