22163120526 has 16 divisors (see below), whose sum is σ = 44330737104. Its totient is φ = 7386957504.

The previous prime is 22163120521. The next prime is 22163120527. The reversal of 22163120526 is 62502136122.

It is a super-2 number, since 2×22163120526² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22163120493 and 22163120502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22163120521) 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, 121471 + ... + 243066.

It is an arithmetic number, because the mean of its divisors is an integer number (2770671069).

Almost surely, 2^22163120526 is an apocalyptic number.

22163120526 is an abundant number, since it is smaller than the sum of its proper divisors (22167616578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22163120526 is a wasteful number, since it uses less digits than its factorization.

22163120526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374675.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 22163120526 its reverse (62502136122), we get a palindrome (84665256648).

The spelling of 22163120526 in words is "twenty-two billion, one hundred sixty-three million, one hundred twenty thousand, five hundred twenty-six".