12011201233131 has 16 divisors (see below), whose sum is σ = 16045131852288. Its totient is φ = 7992382728000.

The previous prime is 12011201233123. The next prime is 12011201233139. The reversal of 12011201233131 is 13133210211021.

It is an interprime number because it is at equal distance from previous prime (12011201233123) and next prime (12011201233139).

It is not a de Polignac number, because 12011201233131 - 2³ = 12011201233123 is a prime.

It is a super-2 number, since 2×12011201233131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12011201233098 and 12011201233107.

It is not an unprimeable number, because it can be changed into a prime (12011201233139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1806706 + ... + 5223656.

It is an arithmetic number, because the mean of its divisors is an integer number (1002820740768).

Almost surely, 2^{12011201233131} is an apocalyptic number.

12011201233131 is a deficient number, since it is larger than the sum of its proper divisors (4033930619157).

12011201233131 is a wasteful number, since it uses less digits than its factorization.

12011201233131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419162.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 12011201233131 its reverse (13133210211021), we get a palindrome (25144411444152).

The spelling of 12011201233131 in words is "twelve trillion, eleven billion, two hundred one million, two hundred thirty-three thousand, one hundred thirty-one".