22312102122 has 24 divisors (see below), whose sum is σ = 48355748064. Its totient is φ = 7435388904.

The previous prime is 22312102093. The next prime is 22312102139. The reversal of 22312102122 is 22120121322.

It is a super-3 number, since 3×22312102122³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 = 22312102095 and 22312102104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94518 + ... + 231425.

It is an arithmetic number, because the mean of its divisors is an integer number (2014822836).

Almost surely, 2^22312102122 is an apocalyptic number.

22312102122 is an abundant number, since it is smaller than the sum of its proper divisors (26043645942).

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

22312102122 is a wasteful number, since it uses less digits than its factorization.

22312102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329754 (or 329751 counting only the distinct ones).

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

Adding to 22312102122 its reverse (22120121322), we get a palindrome (44432223444).

The spelling of 22312102122 in words is "twenty-two billion, three hundred twelve million, one hundred two thousand, one hundred twenty-two".