22101022122 has 16 divisors (see below), whose sum is σ = 44206458912. Its totient is φ = 7366271600.

The previous prime is 22101022121. The next prime is 22101022123. The reversal of 22101022122 is 22122010122.

It is an interprime number because it is at equal distance from previous prime (22101022121) and next prime (22101022123).

It is not an unprimeable number, because it can be changed into a prime (22101022121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116988 + ... + 240599.

It is an arithmetic number, because the mean of its divisors is an integer number (2762903682).

Almost surely, 2^22101022122 is an apocalyptic number.

22101022122 is an abundant number, since it is smaller than the sum of its proper divisors (22105436790).

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

22101022122 is a wasteful number, since it uses less digits than its factorization.

22101022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367893.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22101022122 its reverse (22122010122), we get a palindrome (44223032244).

The spelling of 22101022122 in words is "twenty-two billion, one hundred one million, twenty-two thousand, one hundred twenty-two".