522021425112131 has 16 divisors (see below), whose sum is σ = 609757050107904. Its totient is φ = 437590696715424.

The previous prime is 522021425112097. The next prime is 522021425112157. The reversal of 522021425112131 is 131211524120225.

It is a happy number.

It is not a de Polignac number, because 522021425112131 - 2¹⁸ = 522021424849987 is a prime.

It is a super-2 number, since 2×522021425112131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522021425112181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 608432120 + ... + 609289493.

It is an arithmetic number, because the mean of its divisors is an integer number (38109815631744).

Almost surely, 2^{522021425112131} is an apocalyptic number.

522021425112131 is a deficient number, since it is larger than the sum of its proper divisors (87735624995773).

522021425112131 is a wasteful number, since it uses less digits than its factorization.

522021425112131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217722970.

The product of its (nonzero) digits is 9600, while the sum is 32.

Adding to 522021425112131 its reverse (131211524120225), we get a palindrome (653232949232356).

The spelling of 522021425112131 in words is "five hundred twenty-two trillion, twenty-one billion, four hundred twenty-five million, one hundred twelve thousand, one hundred thirty-one".