310121134512 has 40 divisors (see below), whose sum is σ = 915595731456. Its totient is φ = 88606038336.

The previous prime is 310121134511. The next prime is 310121134537. The reversal of 310121134512 is 215431121013.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (310121134511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461489448 + ... + 461490119.

Almost surely, 2^310121134512 is an apocalyptic number.

It is an amenable number.

310121134512 is an abundant number, since it is smaller than the sum of its proper divisors (605474596944).

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

310121134512 is a wasteful number, since it uses less digits than its factorization.

310121134512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922979585 (or 922979579 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 310121134512 its reverse (215431121013), we get a palindrome (525552255525).

The spelling of 310121134512 in words is "three hundred ten billion, one hundred twenty-one million, one hundred thirty-four thousand, five hundred twelve".