22522236126225 has 24 divisors (see below), whose sum is σ = 40621924069152. Its totient is φ = 10919872060800.

The previous prime is 22522236126191. The next prime is 22522236126233. The reversal of 22522236126225 is 52262163222522.

It is not a de Polignac number, because 22522236126225 - 2⁹ = 22522236125713 is a prime.

It is a super-2 number, since 2×22522236126225² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13649839252 + ... + 13649840901.

It is an arithmetic number, because the mean of its divisors is an integer number (1692580169548).

Almost surely, 2^{22522236126225} is an apocalyptic number.

22522236126225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22522236126225 is a deficient number, since it is larger than the sum of its proper divisors (18099687942927).

22522236126225 is a wasteful number, since it uses less digits than its factorization.

22522236126225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27299680177 (or 27299680172 counting only the distinct ones).

The product of its digits is 691200, while the sum is 42.

Adding to 22522236126225 its reverse (52262163222522), we get a palindrome (74784399348747).

The spelling of 22522236126225 in words is "twenty-two trillion, five hundred twenty-two billion, two hundred thirty-six million, one hundred twenty-six thousand, two hundred twenty-five".