311320132102 has 16 divisors (see below), whose sum is σ = 533728968480. Its totient is φ = 133413585408.

The previous prime is 311320132061. The next prime is 311320132111. The reversal of 311320132102 is 201231023113.

It is a self number, because there is not a number n which added to its sum of digits gives 311320132102.

It is a congruent 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, 568027 + ... + 972262.

It is an arithmetic number, because the mean of its divisors is an integer number (33358060530).

Almost surely, 2^311320132102 is an apocalyptic number.

311320132102 is a deficient number, since it is larger than the sum of its proper divisors (222408836378).

311320132102 is a wasteful number, since it uses less digits than its factorization.

311320132102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554735.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 311320132102 its reverse (201231023113), we get a palindrome (512551155215).

The spelling of 311320132102 in words is "three hundred eleven billion, three hundred twenty million, one hundred thirty-two thousand, one hundred two".