52310233021 has 32 divisors (see below), whose sum is σ = 57410496000. Its totient is φ = 47491593408.

The previous prime is 52310232991. The next prime is 52310233039. The reversal of 52310233021 is 12033201325.

It is a cyclic number.

It is not a de Polignac number, because 52310233021 - 2⁷ = 52310232893 is a prime.

It is a super-2 number, since 2×52310233021² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52310232983 and 52310233001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52310233721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42562635 + ... + 42563863.

It is an arithmetic number, because the mean of its divisors is an integer number (1794078000).

Almost surely, 2^52310233021 is an apocalyptic number.

It is an amenable number.

52310233021 is a deficient number, since it is larger than the sum of its proper divisors (5100262979).

52310233021 is a wasteful number, since it uses less digits than its factorization.

52310233021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233.

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 52310233021 its reverse (12033201325), we get a palindrome (64343434346).

The spelling of 52310233021 in words is "fifty-two billion, three hundred ten million, two hundred thirty-three thousand, twenty-one".