22001121122 has 16 divisors (see below), whose sum is σ = 33587023680. Its totient is φ = 10805735472.

The previous prime is 22001121113. The next prime is 22001121161. The reversal of 22001121122 is 22112110022.

It is a junction number, because it is equal to n+sod(n) for n = 22001121097 and 22001121106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82208 + ... + 225300.

It is an arithmetic number, because the mean of its divisors is an integer number (2099188980).

Almost surely, 2^22001121122 is an apocalyptic number.

22001121122 is a deficient number, since it is larger than the sum of its proper divisors (11585902558).

22001121122 is a wasteful number, since it uses less digits than its factorization.

22001121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144457.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22001121122 its reverse (22112110022), we get a palindrome (44113231144).

The spelling of 22001121122 in words is "twenty-two billion, one million, one hundred twenty-one thousand, one hundred twenty-two".