22030322100 has 72 divisors (see below), whose sum is σ = 67490555328. Its totient is φ = 5529177600.

The previous prime is 22030322057. The next prime is 22030322129. The reversal of 22030322100 is 122303022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22030322100.

It is a congruent number.

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, 2154736 + ... + 2164935.

It is an arithmetic number, because the mean of its divisors is an integer number (937368824).

Almost surely, 2^22030322100 is an apocalyptic number.

22030322100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22030322100 is an abundant number, since it is smaller than the sum of its proper divisors (45460233228).

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

22030322100 is a wasteful number, since it uses less digits than its factorization.

22030322100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319705 (or 4319698 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 22030322100 its reverse (122303022), we get a palindrome (22152625122).

The spelling of 22030322100 in words is "twenty-two billion, thirty million, three hundred twenty-two thousand, one hundred".