312313021202 has 32 divisors (see below), whose sum is σ = 577733520000. Its totient is φ = 123304768128.

The previous prime is 312313021177. The next prime is 312313021211. The reversal of 312313021202 is 202120313213.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1628627 + ... + 1810262.

It is an arithmetic number, because the mean of its divisors is an integer number (18054172500).

Almost surely, 2^312313021202 is an apocalyptic number.

312313021202 is a deficient number, since it is larger than the sum of its proper divisors (265420498798).

312313021202 is a wasteful number, since it uses less digits than its factorization.

312313021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3439410.

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

Adding to 312313021202 its reverse (202120313213), we get a palindrome (514433334415).

The spelling of 312313021202 in words is "three hundred twelve billion, three hundred thirteen million, twenty-one thousand, two hundred two".