22221011210 has 16 divisors (see below), whose sum is σ = 40285576800. Its totient is φ = 8824458576.

The previous prime is 22221011207. The next prime is 22221011213. The reversal of 22221011210 is 1211012222.

It is an interprime number because it is at equal distance from previous prime (22221011207) and next prime (22221011213).

It is not an unprimeable number, because it can be changed into a prime (22221011213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7991780 + ... + 7994559.

It is an arithmetic number, because the mean of its divisors is an integer number (2517848550).

Almost surely, 2^22221011210 is an apocalyptic number.

22221011210 is a deficient number, since it is larger than the sum of its proper divisors (18064565590).

22221011210 is a wasteful number, since it uses less digits than its factorization.

22221011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15986485.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22221011210 its reverse (1211012222), we get a palindrome (23432023432).

The spelling of 22221011210 in words is "twenty-two billion, two hundred twenty-one million, eleven thousand, two hundred ten".