311775241012 has 12 divisors (see below), whose sum is σ = 545650558180. Its totient is φ = 155875081536.

The previous prime is 311775240989. The next prime is 311775241013. The reversal of 311775241012 is 210142577113.

It can be written as a sum of positive squares in 2 ways, for example, as 132004328976 + 179770912036 = 363324^2 + 423994^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311775241013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3078687 + ... + 3178342.

Almost surely, 2^311775241012 is an apocalyptic number.

It is an amenable number.

311775241012 is a deficient number, since it is larger than the sum of its proper divisors (233875317168).

311775241012 is a wasteful number, since it uses less digits than its factorization.

311775241012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6269490 (or 6269488 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 34.

The spelling of 311775241012 in words is "three hundred eleven billion, seven hundred seventy-five million, two hundred forty-one thousand, twelve".