20032121159 has 2 divisors, whose sum is σ = 20032121160. Its totient is φ = 20032121158.

The previous prime is 20032121111. The next prime is 20032121183. The reversal of 20032121159 is 95112123002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20032121159 - 2²⁰ = 20031072583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20032121189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016060579 + 10016060580.

It is an arithmetic number, because the mean of its divisors is an integer number (10016060580).

Almost surely, 2^20032121159 is an apocalyptic number.

20032121159 is a deficient number, since it is larger than the sum of its proper divisors (1).

20032121159 is an equidigital number, since it uses as much as digits as its factorization.

20032121159 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 20032121159 in words is "twenty billion, thirty-two million, one hundred twenty-one thousand, one hundred fifty-nine".