12111213323322 has 24 divisors (see below), whose sum is σ = 26241286702176. Its totient is φ = 4037021184456.

The previous prime is 12111213323311. The next prime is 12111213323441. The reversal of 12111213323322 is 22332331211121.

12111213323322 is a `hidden beast` number, since 1 + 2 + 1 + 1 + 1 + 2 + 1 + 332 + 3 + 322 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2649438 + ... + 5589449.

It is an arithmetic number, because the mean of its divisors is an integer number (1093386945924).

Almost surely, 2^{12111213323322} is an apocalyptic number.

12111213323322 is an abundant number, since it is smaller than the sum of its proper divisors (14130073378854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12111213323322 is a wasteful number, since it uses less digits than its factorization.

12111213323322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8320562 (or 8320559 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 12111213323322 its reverse (22332331211121), we get a palindrome (34443544534443).

The spelling of 12111213323322 in words is "twelve trillion, one hundred eleven billion, two hundred thirteen million, three hundred twenty-three thousand, three hundred twenty-two".