12011002198931 has 2 divisors, whose sum is σ = 12011002198932. Its totient is φ = 12011002198930.

The previous prime is 12011002198927. The next prime is 12011002198939. The reversal of 12011002198931 is 13989120011021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011002198931 - 2² = 12011002198927 is a prime.

It is a super-2 number, since 2×12011002198931² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12011002198939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005501099465 + 6005501099466.

It is an arithmetic number, because the mean of its divisors is an integer number (6005501099466).

Almost surely, 2^{12011002198931} is an apocalyptic number.

12011002198931 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011002198931 is an equidigital number, since it uses as much as digits as its factorization.

12011002198931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 38.

The spelling of 12011002198931 in words is "twelve trillion, eleven billion, two million, one hundred ninety-eight thousand, nine hundred thirty-one".