12031323111313 has 8 divisors (see below), whose sum is σ = 13430314171296. Its totient is φ = 10683204453600.

The previous prime is 12031323111299. The next prime is 12031323111323. The reversal of 12031323111313 is 31311132313021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12031323111313 - 2⁴¹ = 9832299855761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12031323111323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12718100068 + ... + 12718101013.

It is an arithmetic number, because the mean of its divisors is an integer number (1678789271412).

Almost surely, 2^{12031323111313} is an apocalyptic number.

It is an amenable number.

12031323111313 is a deficient number, since it is larger than the sum of its proper divisors (1398991059983).

12031323111313 is a wasteful number, since it uses less digits than its factorization.

12031323111313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25436201135.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 12031323111313 its reverse (31311132313021), we get a palindrome (43342455424334).

The spelling of 12031323111313 in words is "twelve trillion, thirty-one billion, three hundred twenty-three million, one hundred eleven thousand, three hundred thirteen".