312301023212 has 6 divisors (see below), whose sum is σ = 546526790628. Its totient is φ = 156150511604.

The previous prime is 312301023193. The next prime is 312301023227. The reversal of 312301023212 is 212320103213.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39037627898 + ... + 39037627905.

It is an arithmetic number, because the mean of its divisors is an integer number (91087798438).

Almost surely, 2^312301023212 is an apocalyptic number.

It is an amenable number.

312301023212 is a deficient number, since it is larger than the sum of its proper divisors (234225767416).

312301023212 is a wasteful number, since it uses less digits than its factorization.

312301023212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78075255807 (or 78075255805 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 312301023212 its reverse (212320103213), we get a palindrome (524621126425).

The spelling of 312301023212 in words is "three hundred twelve billion, three hundred one million, twenty-three thousand, two hundred twelve".