22221013210 has 32 divisors (see below), whose sum is σ = 43640731584. Its totient is φ = 8079120000.

The previous prime is 22221013201. The next prime is 22221013211. The reversal of 22221013210 is 1231012222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22221013211) 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 15 ways as a sum of consecutive naturals, for example, 996685 + ... + 1018735.

It is an arithmetic number, because the mean of its divisors is an integer number (1363772862).

Almost surely, 2^22221013210 is an apocalyptic number.

22221013210 is a deficient number, since it is larger than the sum of its proper divisors (21419718374).

22221013210 is a wasteful number, since it uses less digits than its factorization.

22221013210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31230.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22221013210 its reverse (1231012222), we get a palindrome (23452025432).

The spelling of 22221013210 in words is "twenty-two billion, two hundred twenty-one million, thirteen thousand, two hundred ten".