22013420122 has 16 divisors (see below), whose sum is σ = 34965285120. Its totient is φ = 10358428608.

The previous prime is 22013420047. The next prime is 22013420123. The reversal of 22013420122 is 22102431022.

It is a self number, because there is not a number n which added to its sum of digits gives 22013420122.

It is not an unprimeable number, because it can be changed into a prime (22013420123) 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, 705079 + ... + 735637.

It is an arithmetic number, because the mean of its divisors is an integer number (2185330320).

Almost surely, 2^22013420122 is an apocalyptic number.

22013420122 is a deficient number, since it is larger than the sum of its proper divisors (12951864998).

22013420122 is a wasteful number, since it uses less digits than its factorization.

22013420122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51765.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22013420122 its reverse (22102431022), we get a palindrome (44115851144).

The spelling of 22013420122 in words is "twenty-two billion, thirteen million, four hundred twenty thousand, one hundred twenty-two".