22222113122 has 32 divisors (see below), whose sum is σ = 36916466688. Its totient is φ = 9948400000.

The previous prime is 22222113103. The next prime is 22222113169. The reversal of 22222113122 is 22131122222.

It is a junction number, because it is equal to n+sod(n) for n = 22222113094 and 22222113103.

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, 398222 + ... + 450582.

It is an arithmetic number, because the mean of its divisors is an integer number (1153639584).

Almost surely, 2^22222113122 is an apocalyptic number.

22222113122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22222113122 is a deficient number, since it is larger than the sum of its proper divisors (14694353566).

22222113122 is a wasteful number, since it uses less digits than its factorization.

22222113122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52666.

The product of its digits is 384, while the sum is 20.

Adding to 22222113122 its reverse (22131122222), we get a palindrome (44353235344).

The spelling of 22222113122 in words is "twenty-two billion, two hundred twenty-two million, one hundred thirteen thousand, one hundred twenty-two".