21114042421159 has 2 divisors, whose sum is σ = 21114042421160. Its totient is φ = 21114042421158.

The previous prime is 21114042421099. The next prime is 21114042421163. The reversal of 21114042421159 is 95112424041112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21114042421159 - 2²³ = 21114034032551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21114042401159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10557021210579 + 10557021210580.

It is an arithmetic number, because the mean of its divisors is an integer number (10557021210580).

Almost surely, 2^{21114042421159} is an apocalyptic number.

21114042421159 is a deficient number, since it is larger than the sum of its proper divisors (1).

21114042421159 is an equidigital number, since it uses as much as digits as its factorization.

21114042421159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 37.

The spelling of 21114042421159 in words is "twenty-one trillion, one hundred fourteen billion, forty-two million, four hundred twenty-one thousand, one hundred fifty-nine".