12221122303313 has 8 divisors (see below), whose sum is σ = 15236723910720. Its totient is φ = 9522952444080.

The previous prime is 12221122303307. The next prime is 12221122303349. The reversal of 12221122303313 is 31330322112221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12221122303313 - 2²⁸ = 12220853867857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12221122303373) 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, 79357936958 + ... + 79357937111.

It is an arithmetic number, because the mean of its divisors is an integer number (1904590488840).

Almost surely, 2^{12221122303313} is an apocalyptic number.

It is an amenable number.

12221122303313 is a deficient number, since it is larger than the sum of its proper divisors (3015601607407).

12221122303313 is a wasteful number, since it uses less digits than its factorization.

12221122303313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158715874087.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12221122303313 its reverse (31330322112221), we get a palindrome (43551444415534).

The spelling of 12221122303313 in words is "twelve trillion, two hundred twenty-one billion, one hundred twenty-two million, three hundred three thousand, three hundred thirteen".