310121120212 has 24 divisors (see below), whose sum is σ = 583212861504. Its totient is φ = 143761149312.

The previous prime is 310121120173. The next prime is 310121120227. The reversal of 310121120212 is 212021121013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34029808 + ... + 34038919.

It is an arithmetic number, because the mean of its divisors is an integer number (24300535896).

Almost surely, 2^310121120212 is an apocalyptic number.

It is an amenable number.

310121120212 is a deficient number, since it is larger than the sum of its proper divisors (273091741292).

310121120212 is a wasteful number, since it uses less digits than its factorization.

310121120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68068815 (or 68068813 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 310121120212 its reverse (212021121013), we get a palindrome (522142241225).

The spelling of 310121120212 in words is "three hundred ten billion, one hundred twenty-one million, one hundred twenty thousand, two hundred twelve".