12013244521122 has 32 divisors (see below), whose sum is σ = 25876171419840. Its totient is φ = 3696169942080.

The previous prime is 12013244521087. The next prime is 12013244521139. The reversal of 12013244521122 is 22112544231021.

It is a super-2 number, since 2×12013244521122² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12013244521122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3072204 + ... + 5784887.

It is an arithmetic number, because the mean of its divisors is an integer number (808630356870).

Almost surely, 2^{12013244521122} is an apocalyptic number.

12013244521122 is an abundant number, since it is smaller than the sum of its proper divisors (13862926898718).

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

12013244521122 is a wasteful number, since it uses less digits than its factorization.

12013244521122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8874498.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 12013244521122 its reverse (22112544231021), we get a palindrome (34125788752143).

The spelling of 12013244521122 in words is "twelve trillion, thirteen billion, two hundred forty-four million, five hundred twenty-one thousand, one hundred twenty-two".