22200021122 has 16 divisors (see below), whose sum is σ = 33715658592. Its totient is φ = 10961582880.

The previous prime is 22200021121. The next prime is 22200021139. The reversal of 22200021122 is 22112000222.

It is a super-2 number, since 2×22200021122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22200021097 and 22200021106.

It is not an unprimeable number, because it can be changed into a prime (22200021121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377813 + ... + 432599.

It is an arithmetic number, because the mean of its divisors is an integer number (2107228662).

Almost surely, 2^22200021122 is an apocalyptic number.

22200021122 is a deficient number, since it is larger than the sum of its proper divisors (11515637470).

22200021122 is a wasteful number, since it uses less digits than its factorization.

22200021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57313.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22200021122 its reverse (22112000222), we get a palindrome (44312021344).

The spelling of 22200021122 in words is "twenty-two billion, two hundred million, twenty-one thousand, one hundred twenty-two".