12033212222331 has 32 divisors (see below), whose sum is σ = 17882133272640. Its totient is φ = 7997361120000.

The previous prime is 12033212222327. The next prime is 12033212222359. The reversal of 12033212222331 is 13322221233021.

12033212222331 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 321 + 2 + 2 + 2 + 2 + 331 = 666.

It is not a de Polignac number, because 12033212222331 - 2² = 12033212222327 is a prime.

It is a super-2 number, since 2×12033212222331² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 12033212222295 and 12033212222304.

It is not an unprimeable number, because it can be changed into a prime (12033212222131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10846201 + ... + 11904053.

It is an arithmetic number, because the mean of its divisors is an integer number (558816664770).

Almost surely, 2^{12033212222331} is an apocalyptic number.

12033212222331 is a deficient number, since it is larger than the sum of its proper divisors (5848921050309).

12033212222331 is a wasteful number, since it uses less digits than its factorization.

12033212222331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059164 (or 1059158 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 12033212222331 its reverse (13322221233021), we get a palindrome (25355433455352).

The spelling of 12033212222331 in words is "twelve trillion, thirty-three billion, two hundred twelve million, two hundred twenty-two thousand, three hundred thirty-one".