20123001131159 has 2 divisors, whose sum is σ = 20123001131160. Its totient is φ = 20123001131158.

The previous prime is 20123001131089. The next prime is 20123001131209. The reversal of 20123001131159 is 95113110032102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20123001131159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20123001137159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061500565579 + 10061500565580.

It is an arithmetic number, because the mean of its divisors is an integer number (10061500565580).

Almost surely, 2^{20123001131159} is an apocalyptic number.

20123001131159 is a deficient number, since it is larger than the sum of its proper divisors (1).

20123001131159 is an equidigital number, since it uses as much as digits as its factorization.

20123001131159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The spelling of 20123001131159 in words is "twenty trillion, one hundred twenty-three billion, one million, one hundred thirty-one thousand, one hundred fifty-nine".