37313200021 has 8 divisors (see below), whose sum is σ = 37953044640. Its totient is φ = 36673602768.

The previous prime is 37313200013. The next prime is 37313200033. The reversal of 37313200021 is 12000231373.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 37313200021 - 2³ = 37313200013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 37313199965 and 37313200001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37313200721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256335 + ... + 374611.

It is an arithmetic number, because the mean of its divisors is an integer number (4744130580).

Almost surely, 2^37313200021 is an apocalyptic number.

It is an amenable number.

37313200021 is a deficient number, since it is larger than the sum of its proper divisors (639844619).

37313200021 is a wasteful number, since it uses less digits than its factorization.

37313200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123683.

The product of its (nonzero) digits is 756, while the sum is 22.

Adding to 37313200021 its reverse (12000231373), we get a palindrome (49313431394).

The spelling of 37313200021 in words is "thirty-seven billion, three hundred thirteen million, two hundred thousand, twenty-one".