100123012159 has 2 divisors, whose sum is σ = 100123012160. Its totient is φ = 100123012158.

The previous prime is 100123012109. The next prime is 100123012163. The reversal of 100123012159 is 951210321001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100123012159 - 2¹⁷ = 100122881087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100123012109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50061506079 + 50061506080.

It is an arithmetic number, because the mean of its divisors is an integer number (50061506080).

Almost surely, 2^100123012159 is an apocalyptic number.

100123012159 is a deficient number, since it is larger than the sum of its proper divisors (1).

100123012159 is an equidigital number, since it uses as much as digits as its factorization.

100123012159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 25.

The spelling of 100123012159 in words is "one hundred billion, one hundred twenty-three million, twelve thousand, one hundred fifty-nine".