22022521113252 has 24 divisors (see below), whose sum is σ = 56057326470432. Its totient is φ = 6673491246400.

The previous prime is 22022521113223. The next prime is 22022521113269. The reversal of 22022521113252 is 25231112522022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83418640449 + ... + 83418640712.

It is an arithmetic number, because the mean of its divisors is an integer number (2335721936268).

Almost surely, 2^{22022521113252} is an apocalyptic number.

22022521113252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22022521113252 is an abundant number, since it is smaller than the sum of its proper divisors (34034805357180).

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

22022521113252 is a wasteful number, since it uses less digits than its factorization.

22022521113252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166837281179 (or 166837281177 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 22022521113252 its reverse (25231112522022), we get a palindrome (47253633635274).

The spelling of 22022521113252 in words is "twenty-two trillion, twenty-two billion, five hundred twenty-one million, one hundred thirteen thousand, two hundred fifty-two".