22221011010 has 64 divisors (see below), whose sum is σ = 58754761344. Its totient is φ = 5333568000.

The previous prime is 22221010997. The next prime is 22221011101. The reversal of 22221011010 is 1011012222.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300019 + ... + 366678.

It is an arithmetic number, because the mean of its divisors is an integer number (918043146).

Almost surely, 2^22221011010 is an apocalyptic number.

22221011010 is an abundant number, since it is smaller than the sum of its proper divisors (36533750334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22221011010 is a wasteful number, since it uses less digits than its factorization.

22221011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666819.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22221011010 its reverse (1011012222), we get a palindrome (23232023232).

The spelling of 22221011010 in words is "twenty-two billion, two hundred twenty-one million, eleven thousand, ten".