22102022210 has 16 divisors (see below), whose sum is σ = 39788725176. Its totient is φ = 8839678848.

The previous prime is 22102022209. The next prime is 22102022219. The reversal of 22102022210 is 1222020122.

It can be written as a sum of positive squares in 4 ways, for example, as 21506515801 + 595506409 = 146651^2 + 24403^2 .

It is not an unprimeable number, because it can be changed into a prime (22102022219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56699 + ... + 217758.

Almost surely, 2^22102022210 is an apocalyptic number.

22102022210 is a deficient number, since it is larger than the sum of its proper divisors (17686702966).

22102022210 is a wasteful number, since it uses less digits than its factorization.

22102022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282517.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22102022210 its reverse (1222020122), we get a palindrome (23324042332).

The spelling of 22102022210 in words is "twenty-two billion, one hundred two million, twenty-two thousand, two hundred ten".