2001232100159 has 2 divisors, whose sum is σ = 2001232100160. Its totient is φ = 2001232100158.

The previous prime is 2001232100129. The next prime is 2001232100173. The reversal of 2001232100159 is 9510012321002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2001232100159 - 2⁸ = 2001232099903 is a prime.

It is a super-5 number, since 5×2001232100159⁵ (a number of 63 digits) contains 55555 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001232100129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000616050079 + 1000616050080.

It is an arithmetic number, because the mean of its divisors is an integer number (1000616050080).

Almost surely, 2^{2001232100159} is an apocalyptic number.

2001232100159 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001232100159 is an equidigital number, since it uses as much as digits as its factorization.

2001232100159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 2001232100159 in words is "two trillion, one billion, two hundred thirty-two million, one hundred thousand, one hundred fifty-nine".