12132212323222 has 16 divisors (see below), whose sum is σ = 18989628012000. Its totient is φ = 5802338493952.

The previous prime is 12132212323181. The next prime is 12132212323247. The reversal of 12132212323222 is 22232321223121.

It is a super-2 number, since 2×12132212323222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16440408 + ... + 17162500.

It is an arithmetic number, because the mean of its divisors is an integer number (1186851750750).

Almost surely, 2^{12132212323222} is an apocalyptic number.

12132212323222 is a deficient number, since it is larger than the sum of its proper divisors (6857415688778).

12132212323222 is a wasteful number, since it uses less digits than its factorization.

12132212323222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087367.

The product of its digits is 6912, while the sum is 28.

Adding to 12132212323222 its reverse (22232321223121), we get a palindrome (34364533546343).

The spelling of 12132212323222 in words is "twelve trillion, one hundred thirty-two billion, two hundred twelve million, three hundred twenty-three thousand, two hundred twenty-two".