120020010100187 has 2 divisors, whose sum is σ = 120020010100188. Its totient is φ = 120020010100186.

The previous prime is 120020010100139. The next prime is 120020010100223. The reversal of 120020010100187 is 781001010020021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120020010100187 - 2²⁰ = 120020009051611 is a prime.

It is not a weakly prime, because it can be changed into another prime (120020010100787) 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 as a sum of consecutive naturals, namely, 60010005050093 + 60010005050094.

It is an arithmetic number, because the mean of its divisors is an integer number (60010005050094).

Almost surely, 2^{120020010100187} is an apocalyptic number.

120020010100187 is a deficient number, since it is larger than the sum of its proper divisors (1).

120020010100187 is an equidigital number, since it uses as much as digits as its factorization.

120020010100187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 23.

The spelling of 120020010100187 in words is "one hundred twenty trillion, twenty billion, ten million, one hundred thousand, one hundred eighty-seven".