22203021122 has 32 divisors (see below), whose sum is σ = 36500181120. Its totient is φ = 10082499840.

The previous prime is 22203021119. The next prime is 22203021149. The reversal of 22203021122 is 22112030222.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 22203021122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2095883 + ... + 2106449.

It is an arithmetic number, because the mean of its divisors is an integer number (1140630660).

Almost surely, 2^22203021122 is an apocalyptic number.

22203021122 is a deficient number, since it is larger than the sum of its proper divisors (14297159998).

22203021122 is a wasteful number, since it uses less digits than its factorization.

22203021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12746.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22203021122 its reverse (22112030222), we get a palindrome (44315051344).

The spelling of 22203021122 in words is "twenty-two billion, two hundred three million, twenty-one thousand, one hundred twenty-two".