312202013034021 has 24 divisors (see below), whose sum is σ = 457553375700960. Its totient is φ = 189212880484320.

The previous prime is 312202013033987. The next prime is 312202013034029. The reversal of 312202013034021 is 120430310202213.

It is not a de Polignac number, because 312202013034021 - 2⁹ = 312202013033509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312202013033982 and 312202013034000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312202013034029) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 202828726 + ... + 204362168.

It is an arithmetic number, because the mean of its divisors is an integer number (19064723987540).

Almost surely, 2^{312202013034021} is an apocalyptic number.

It is an amenable number.

312202013034021 is a deficient number, since it is larger than the sum of its proper divisors (145351362666939).

312202013034021 is a wasteful number, since it uses less digits than its factorization.

312202013034021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094337 (or 2094326 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 312202013034021 its reverse (120430310202213), we get a palindrome (432632323236234).

The spelling of 312202013034021 in words is "three hundred twelve trillion, two hundred two billion, thirteen million, thirty-four thousand, twenty-one".