102000010121189 has 2 divisors, whose sum is σ = 102000010121190. Its totient is φ = 102000010121188.

The previous prime is 102000010121101. The next prime is 102000010121201. The reversal of 102000010121189 is 981121010000201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94948303316164 + 7051706805025 = 9744142^2 + 2655505^2 .

It is a cyclic number.

It is not a de Polignac number, because 102000010121189 - 2²⁰ = 102000009072613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102000010120189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000005060594 + 51000005060595.

It is an arithmetic number, because the mean of its divisors is an integer number (51000005060595).

Almost surely, 2^{102000010121189} is an apocalyptic number.

It is an amenable number.

102000010121189 is a deficient number, since it is larger than the sum of its proper divisors (1).

102000010121189 is an equidigital number, since it uses as much as digits as its factorization.

102000010121189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 26.

The spelling of 102000010121189 in words is "one hundred two trillion, ten million, one hundred twenty-one thousand, one hundred eighty-nine".