12222312331302 has 24 divisors (see below), whose sum is σ = 26485782019320. Its totient is φ = 4073472525600.

The previous prime is 12222312331291. The next prime is 12222312331331. The reversal of 12222312331302 is 20313321322221.

12222312331302 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 23 + 1 + 2 + 331 + 302 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52512727 + ... + 52744962.

It is an arithmetic number, because the mean of its divisors is an integer number (1103574250805).

Almost surely, 2^{12222312331302} is an apocalyptic number.

12222312331302 is an abundant number, since it is smaller than the sum of its proper divisors (14263469688018).

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

12222312331302 is a wasteful number, since it uses less digits than its factorization.

12222312331302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105264148 (or 105264145 counting only the distinct ones).

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

Adding to 12222312331302 its reverse (20313321322221), we get a palindrome (32535633653523).

The spelling of 12222312331302 in words is "twelve trillion, two hundred twenty-two billion, three hundred twelve million, three hundred thirty-one thousand, three hundred two".