12222022021331 has 8 divisors (see below), whose sum is σ = 13503615123744. Its totient is φ = 11002945655680.

The previous prime is 12222022021163. The next prime is 12222022021337. The reversal of 12222022021331 is 13312022022221.

It is a happy number.

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 12222022021331 - 2²⁶ = 12221954912467 is a prime.

It is a super-2 number, since 2×12222022021331² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12222022021297 and 12222022021306.

It is not an unprimeable number, because it can be changed into a prime (12222022021337) 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, 15629183780 + ... + 15629184561.

It is an arithmetic number, because the mean of its divisors is an integer number (1687951890468).

Almost surely, 2^{12222022021331} is an apocalyptic number.

12222022021331 is a deficient number, since it is larger than the sum of its proper divisors (1281593102413).

12222022021331 is a wasteful number, since it uses less digits than its factorization.

12222022021331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31258368381.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12222022021331 its reverse (13312022022221), we get a palindrome (25534044043552).

The spelling of 12222022021331 in words is "twelve trillion, two hundred twenty-two billion, twenty-two million, twenty-one thousand, three hundred thirty-one".