12022112331 has 6 divisors (see below), whose sum is σ = 17365273380. Its totient is φ = 8014741548.

The previous prime is 12022112329. The next prime is 12022112339. The reversal of 12022112331 is 13321122021.

12022112331 is a `hidden beast` number, since 120 + 2 + 211 + 2 + 331 = 666.

It is not a de Polignac number, because 12022112331 - 2¹ = 12022112329 is a prime.

It is a super-2 number, since 2×12022112331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12022112339) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 667895121 + ... + 667895138.

It is an arithmetic number, because the mean of its divisors is an integer number (2894212230).

Almost surely, 2^12022112331 is an apocalyptic number.

12022112331 is a deficient number, since it is larger than the sum of its proper divisors (5343161049).

12022112331 is a wasteful number, since it uses less digits than its factorization.

12022112331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335790265 (or 1335790262 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12022112331 its reverse (13321122021), we get a palindrome (25343234352).

The spelling of 12022112331 in words is "twelve billion, twenty-two million, one hundred twelve thousand, three hundred thirty-one".