22112425450 has 24 divisors (see below), whose sum is σ = 42132264300. Its totient is φ = 8629238400.

The previous prime is 22112425429. The next prime is 22112425493. The reversal of 22112425450 is 5452421122.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1396292689 + 20716132761 = 37367^2 + 143931^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5391225 + ... + 5395324.

Almost surely, 2^22112425450 is an apocalyptic number.

22112425450 is a deficient number, since it is larger than the sum of its proper divisors (20019838850).

22112425450 is a wasteful number, since it uses less digits than its factorization.

22112425450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10786602 (or 10786597 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 22112425450 its reverse (5452421122), we get a palindrome (27564846572).

The spelling of 22112425450 in words is "twenty-two billion, one hundred twelve million, four hundred twenty-five thousand, four hundred fifty".