522155112013331 has 16 divisors (see below), whose sum is σ = 531120535627968. Its totient is φ = 513202880169600.

The previous prime is 522155112013307. The next prime is 522155112013333. The reversal of 522155112013331 is 133310211551225.

It is a cyclic number.

It is not a de Polignac number, because 522155112013331 - 2¹⁰ = 522155112012307 is a prime.

It is a super-2 number, since 2×522155112013331² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522155112013291 and 522155112013300.

It is not an unprimeable number, because it can be changed into a prime (522155112013333) 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, 568382690 + ... + 569300616.

It is an arithmetic number, because the mean of its divisors is an integer number (33195033476748).

Almost surely, 2^{522155112013331} is an apocalyptic number.

522155112013331 is a deficient number, since it is larger than the sum of its proper divisors (8965423614637).

522155112013331 is a wasteful number, since it uses less digits than its factorization.

522155112013331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925102.

The product of its (nonzero) digits is 27000, while the sum is 35.

Adding to 522155112013331 its reverse (133310211551225), we get a palindrome (655465323564556).

The spelling of 522155112013331 in words is "five hundred twenty-two trillion, one hundred fifty-five billion, one hundred twelve million, thirteen thousand, three hundred thirty-one".