113122430121222 has 96 divisors (see below), whose sum is σ = 262713705246720. Its totient is φ = 35052349812480.

The previous prime is 113122430121199. The next prime is 113122430121223. The reversal of 113122430121222 is 222121034221311.

113122430121222 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 2 + 2 + 430 + 1 + 2 + 1 + 222 = 666.

It is a super-2 number, since 2×113122430121222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113122430121223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93856347 + ... + 95053977.

It is an arithmetic number, because the mean of its divisors is an integer number (2736601096320).

Almost surely, 2^{113122430121222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113122430121222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131356852623360).

113122430121222 is an abundant number, since it is smaller than the sum of its proper divisors (149591275125498).

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

113122430121222 is a wasteful number, since it uses less digits than its factorization.

113122430121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201458 (or 1201455 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 113122430121222 its reverse (222121034221311), we get a palindrome (335243464342533).

The spelling of 113122430121222 in words is "one hundred thirteen trillion, one hundred twenty-two billion, four hundred thirty million, one hundred twenty-one thousand, two hundred twenty-two".