22032322100 has 72 divisors (see below), whose sum is σ = 50375942400. Its totient is φ = 8340883200.

The previous prime is 22032322079. The next prime is 22032322111. The reversal of 22032322100 is 122323022.

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, 2139965 + ... + 2150235.

Almost surely, 2^22032322100 is an apocalyptic number.

22032322100 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 22032322100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25187971200).

22032322100 is an abundant number, since it is smaller than the sum of its proper divisors (28343620300).

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

22032322100 is a wasteful number, since it uses less digits than its factorization.

22032322100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11433 (or 11426 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 22032322100 its reverse (122323022), we get a palindrome (22154645122).

The spelling of 22032322100 in words is "twenty-two billion, thirty-two million, three hundred twenty-two thousand, one hundred".