21422082200 has 24 divisors (see below), whose sum is σ = 49806341580. Its totient is φ = 8568832800.

The previous prime is 21422082193. The next prime is 21422082203. The reversal of 21422082200 is 228022412.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21422082203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53555006 + ... + 53555405.

Almost surely, 2^21422082200 is an apocalyptic number.

21422082200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21422082200 is an abundant number, since it is smaller than the sum of its proper divisors (28384259380).

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

21422082200 is a wasteful number, since it uses less digits than its factorization.

21422082200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107110427 (or 107110418 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The spelling of 21422082200 in words is "twenty-one billion, four hundred twenty-two million, eighty-two thousand, two hundred".