22102553400 has 96 divisors (see below), whose sum is σ = 72548414640. Its totient is φ = 5547304960.

The previous prime is 22102553393. The next prime is 22102553411. The reversal of 22102553400 is 435520122.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 1073259 + ... + 1093658.

Almost surely, 2^22102553400 is an apocalyptic number.

22102553400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22102553400 is an abundant number, since it is smaller than the sum of its proper divisors (50445861240).

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

22102553400 is a wasteful number, since it uses less digits than its factorization.

22102553400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166953 (or 2166944 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The spelling of 22102553400 in words is "twenty-two billion, one hundred two million, five hundred fifty-three thousand, four hundred".