522311125231 has 6 divisors (see below), whose sum is σ = 607586411040. Its totient is φ = 447695250156.

The previous prime is 522311125201. The next prime is 522311125289. The reversal of 522311125231 is 132521113225.

It is not a de Polignac number, because 522311125231 - 2¹¹ = 522311123183 is a prime.

It is a super-2 number, since 2×522311125231² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 522311125231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522311125201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5329705311 + ... + 5329705408.

It is an arithmetic number, because the mean of its divisors is an integer number (101264401840).

Almost surely, 2^522311125231 is an apocalyptic number.

522311125231 is a deficient number, since it is larger than the sum of its proper divisors (85275285809).

522311125231 is a wasteful number, since it uses less digits than its factorization.

522311125231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10659410733 (or 10659410726 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

Adding to 522311125231 its reverse (132521113225), we get a palindrome (654832238456).

The spelling of 522311125231 in words is "five hundred twenty-two billion, three hundred eleven million, one hundred twenty-five thousand, two hundred thirty-one".