312011231094 has 32 divisors (see below), whose sum is σ = 693550103040. Its totient is φ = 103974971976.

The previous prime is 312011231087. The next prime is 312011231143. The reversal of 312011231094 is 490132110213.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601762 + ... + 993045.

It is an arithmetic number, because the mean of its divisors is an integer number (21673440720).

Almost surely, 2^312011231094 is an apocalyptic number.

312011231094 is an abundant number, since it is smaller than the sum of its proper divisors (381538871946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312011231094 is a wasteful number, since it uses less digits than its factorization.

312011231094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598441 (or 1598435 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 312011231094 in words is "three hundred twelve billion, eleven million, two hundred thirty-one thousand, ninety-four".