22213120122 has 48 divisors (see below), whose sum is σ = 50618400768. Its totient is φ = 7030314720.

The previous prime is 22213120121. The next prime is 22213120123. The reversal of 22213120122 is 22102131222.

It is an interprime number because it is at equal distance from previous prime (22213120121) and next prime (22213120123).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22213120095 and 22213120104.

It is not an unprimeable number, because it can be changed into a prime (22213120121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 345978 + ... + 405125.

It is an arithmetic number, because the mean of its divisors is an integer number (1054550016).

Almost surely, 2^22213120122 is an apocalyptic number.

22213120122 is an abundant number, since it is smaller than the sum of its proper divisors (28405280646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22213120122 is a wasteful number, since it uses less digits than its factorization.

22213120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751195 (or 751192 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22213120122 its reverse (22102131222), we get a palindrome (44315251344).

The spelling of 22213120122 in words is "twenty-two billion, two hundred thirteen million, one hundred twenty thousand, one hundred twenty-two".