313040032044021 has 48 divisors (see below), whose sum is σ = 483950626024320. Its totient is φ = 194503492592640.

The previous prime is 313040032043969. The next prime is 313040032044029. The reversal of 313040032044021 is 120440230040313.

313040032044021 is a `hidden beast` number, since 3 + 1 + 30 + 400 + 3 + 204 + 4 + 0 + 21 = 666.

It is not a de Polignac number, because 313040032044021 - 2³⁵ = 313005672305653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313040032044029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16754436 + ... + 30112973.

It is an arithmetic number, because the mean of its divisors is an integer number (10082304708840).

Almost surely, 2^{313040032044021} is an apocalyptic number.

It is an amenable number.

313040032044021 is a deficient number, since it is larger than the sum of its proper divisors (170910593980299).

313040032044021 is a wasteful number, since it uses less digits than its factorization.

313040032044021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46868266 (or 46868263 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 313040032044021 its reverse (120440230040313), we get a palindrome (433480262084334).

The spelling of 313040032044021 in words is "three hundred thirteen trillion, forty billion, thirty-two million, forty-four thousand, twenty-one".