12000100187 has 2 divisors, whose sum is σ = 12000100188. Its totient is φ = 12000100186.

The previous prime is 12000100139. The next prime is 12000100297. The reversal of 12000100187 is 78100100021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12000100187 - 2¹² = 12000096091 is a prime.

It is not a weakly prime, because it can be changed into another prime (12000100117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000050093 + 6000050094.

It is an arithmetic number, because the mean of its divisors is an integer number (6000050094).

Almost surely, 2^12000100187 is an apocalyptic number.

12000100187 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000100187 is an equidigital number, since it uses as much as digits as its factorization.

12000100187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

The spelling of 12000100187 in words is "twelve billion, one hundred thousand, one hundred eighty-seven".