12330020311131 has 4 divisors (see below), whose sum is σ = 16440027081512. Its totient is φ = 8220013540752.

The previous prime is 12330020311109. The next prime is 12330020311153. The reversal of 12330020311131 is 13111302003321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12330020311109) and next prime (12330020311153).

It is not a de Polignac number, because 12330020311131 - 2¹⁰ = 12330020310107 is a prime.

It is a super-2 number, since 2×12330020311131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12330020311098 and 12330020311107.

It is not an unprimeable number, because it can be changed into a prime (12330020311831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2055003385186 + ... + 2055003385191.

It is an arithmetic number, because the mean of its divisors is an integer number (4110006770378).

Almost surely, 2^{12330020311131} is an apocalyptic number.

12330020311131 is a deficient number, since it is larger than the sum of its proper divisors (4110006770381).

12330020311131 is an equidigital number, since it uses as much as digits as its factorization.

12330020311131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4110006770380.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 12330020311131 its reverse (13111302003321), we get a palindrome (25441322314452).

The spelling of 12330020311131 in words is "twelve trillion, three hundred thirty billion, twenty million, three hundred eleven thousand, one hundred thirty-one".