311264423223112 has 8 divisors (see below), whose sum is σ = 583620793543350. Its totient is φ = 155632211611552.

The previous prime is 311264423223097. The next prime is 311264423223137. The reversal of 311264423223112 is 211322324462113.

It can be written as a sum of positive squares in only one way, i.e., 309706005553156 + 1558417669956 = 17598466^2 + 1248366^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19454026451437 + ... + 19454026451452.

Almost surely, 2^{311264423223112} is an apocalyptic number.

It is an amenable number.

311264423223112 is a deficient number, since it is larger than the sum of its proper divisors (272356370320238).

311264423223112 is a wasteful number, since it uses less digits than its factorization.

311264423223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38908052902895 (or 38908052902891 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

Adding to 311264423223112 its reverse (211322324462113), we get a palindrome (522586747685225).

The spelling of 311264423223112 in words is "three hundred eleven trillion, two hundred sixty-four billion, four hundred twenty-three million, two hundred twenty-three thousand, one hundred twelve".