22013232122 has 32 divisors (see below), whose sum is σ = 39311754240. Its totient is φ = 9046131840.

The previous prime is 22013232121. The next prime is 22013232139. The reversal of 22013232122 is 22123231022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22013232094 and 22013232103.

It is not an unprimeable number, because it can be changed into a prime (22013232121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185363 + ... + 279974.

It is an arithmetic number, because the mean of its divisors is an integer number (1228492320).

Almost surely, 2^22013232122 is an apocalyptic number.

22013232122 is a deficient number, since it is larger than the sum of its proper divisors (17298522118).

22013232122 is a wasteful number, since it uses less digits than its factorization.

22013232122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465486.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22013232122 its reverse (22123231022), we get a palindrome (44136463144).

It can be divided in two parts, 2201 and 3232122, that added together give a palindrome (3234323).

The spelling of 22013232122 in words is "twenty-two billion, thirteen million, two hundred thirty-two thousand, one hundred twenty-two".