12331113220187 has 2 divisors, whose sum is σ = 12331113220188. Its totient is φ = 12331113220186.

The previous prime is 12331113220159. The next prime is 12331113220211. The reversal of 12331113220187 is 78102231113321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12331113220187 - 2³² = 12326818252891 is a prime.

It is not a weakly prime, because it can be changed into another prime (12331113220117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165556610093 + 6165556610094.

It is an arithmetic number, because the mean of its divisors is an integer number (6165556610094).

Almost surely, 2^{12331113220187} is an apocalyptic number.

12331113220187 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331113220187 is an equidigital number, since it uses as much as digits as its factorization.

12331113220187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The spelling of 12331113220187 in words is "twelve trillion, three hundred thirty-one billion, one hundred thirteen million, two hundred twenty thousand, one hundred eighty-seven".