22541422252 has 12 divisors (see below), whose sum is σ = 39492475120. Its totient is φ = 11257857936.

The previous prime is 22541422249. The next prime is 22541422307. The reversal of 22541422252 is 25222414522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3209352 + ... + 3216367.

Almost surely, 2^22541422252 is an apocalyptic number.

It is an amenable number.

22541422252 is a deficient number, since it is larger than the sum of its proper divisors (16951052868).

22541422252 is a wasteful number, since it uses less digits than its factorization.

22541422252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6426600 (or 6426598 counting only the distinct ones).

The product of its digits is 25600, while the sum is 31.

Adding to 22541422252 its reverse (25222414522), we get a palindrome (47763836774).

The spelling of 22541422252 in words is "twenty-two billion, five hundred forty-one million, four hundred twenty-two thousand, two hundred fifty-two".