22100020010 has 32 divisors (see below), whose sum is σ = 40449745872. Its totient is φ = 8691310080.

The previous prime is 22100019989. The next prime is 22100020037. The reversal of 22100020010 is 1002000122.

It can be written as a sum of positive squares in 8 ways, for example, as 1935736009 + 20164284001 = 43997^2 + 142001^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22100020010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1699694 + ... + 1712646.

Almost surely, 2^22100020010 is an apocalyptic number.

22100020010 is a deficient number, since it is larger than the sum of its proper divisors (18349725862).

22100020010 is a wasteful number, since it uses less digits than its factorization.

22100020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15818.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 22100020010 its reverse (1002000122), we get a palindrome (23102020132).

The spelling of 22100020010 in words is "twenty-two billion, one hundred million, twenty thousand, ten".