311053816322 has 6 divisors (see below), whose sum is σ = 466581907593. Its totient is φ = 155526513792.

The previous prime is 311053816313. The next prime is 311053816361. The reversal of 311053816322 is 223618350113.

It can be written as a sum of positive squares in 2 ways, for example, as 291341937121 + 19711879201 = 539761^2 + 140399^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=394369.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 591554 + ... + 985922.

Almost surely, 2^311053816322 is an apocalyptic number.

311053816322 is a deficient number, since it is larger than the sum of its proper divisors (155528091271).

311053816322 is an frugal number, since it uses more digits than its factorization.

311053816322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788740 (or 394371 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 311053816322 in words is "three hundred eleven billion, fifty-three million, eight hundred sixteen thousand, three hundred twenty-two".