12002031113111 has 32 divisors (see below), whose sum is σ = 13999207219200. Its totient is φ = 10190596179456.

The previous prime is 12002031113081. The next prime is 12002031113113. The reversal of 12002031113111 is 11131113020021.

It is a cyclic number.

It is not a de Polignac number, because 12002031113111 - 2¹⁸ = 12002030850967 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 12002031113111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002031113113) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1310711 + ... + 5071688.

It is an arithmetic number, because the mean of its divisors is an integer number (437475225600).

Almost surely, 2^{12002031113111} is an apocalyptic number.

12002031113111 is a deficient number, since it is larger than the sum of its proper divisors (1997176106089).

12002031113111 is a wasteful number, since it uses less digits than its factorization.

12002031113111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6382623.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 12002031113111 its reverse (11131113020021), we get a palindrome (23133144133132).

The spelling of 12002031113111 in words is "twelve trillion, two billion, thirty-one million, one hundred thirteen thousand, one hundred eleven".