22235072900 has 72 divisors (see below), whose sum is σ = 50469728064. Its totient is φ = 8486755200.

The previous prime is 22235072887. The next prime is 22235072963. The reversal of 22235072900 is 927053222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 956819 + ... + 979781.

Almost surely, 2^22235072900 is an apocalyptic number.

22235072900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22235072900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25234864032).

22235072900 is an abundant number, since it is smaller than the sum of its proper divisors (28234655164).

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

22235072900 is a wasteful number, since it uses less digits than its factorization.

22235072900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23421 (or 23414 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 22235072900 in words is "twenty-two billion, two hundred thirty-five million, seventy-two thousand, nine hundred".