12312113302 has 16 divisors (see below), whose sum is σ = 19275436512. Its totient is φ = 5887087360.

The previous prime is 12312113251. The next prime is 12312113311. The reversal of 12312113302 is 20331121321.

It is a super-2 number, since 2×12312113302² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12312113302.

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, 196902 + ... + 251782.

It is an arithmetic number, because the mean of its divisors is an integer number (1204714782).

Almost surely, 2^12312113302 is an apocalyptic number.

12312113302 is a deficient number, since it is larger than the sum of its proper divisors (6963323210).

12312113302 is a wasteful number, since it uses less digits than its factorization.

12312113302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59783.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12312113302 its reverse (20331121321), we get a palindrome (32643234623).

The spelling of 12312113302 in words is "twelve billion, three hundred twelve million, one hundred thirteen thousand, three hundred two".