22222020010 has 64 divisors (see below), whose sum is σ = 41206112640. Its totient is φ = 8625381120.

The previous prime is 22222019983. The next prime is 22222020017. The reversal of 22222020010 is 1002022222.

It is not an unprimeable number, because it can be changed into a prime (22222020017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20037336 + ... + 20038444.

It is an arithmetic number, because the mean of its divisors is an integer number (643845510).

Almost surely, 2^22222020010 is an apocalyptic number.

22222020010 is a deficient number, since it is larger than the sum of its proper divisors (18984092630).

22222020010 is a wasteful number, since it uses less digits than its factorization.

22222020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22222020010 its reverse (1002022222), we get a palindrome (23224042232).

The spelling of 22222020010 in words is "twenty-two billion, two hundred twenty-two million, twenty thousand, ten".