22221020010 has 64 divisors (see below), whose sum is σ = 61053253632. Its totient is φ = 5070409536.

The previous prime is 22221019993. The next prime is 22221020027. The reversal of 22221020010 is 1002012222.

It is an interprime number because it is at equal distance from previous prime (22221019993) and next prime (22221020027).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33139 + ... + 213401.

It is an arithmetic number, because the mean of its divisors is an integer number (953957088).

Almost surely, 2^22221020010 is an apocalyptic number.

22221020010 is an abundant number, since it is smaller than the sum of its proper divisors (38832233622).

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

22221020010 is a wasteful number, since it uses less digits than its factorization.

22221020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180867.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22221020010 its reverse (1002012222), we get a palindrome (23223032232).

The spelling of 22221020010 in words is "twenty-two billion, two hundred twenty-one million, twenty thousand, ten".