101122020239 has 2 divisors, whose sum is σ = 101122020240. Its totient is φ = 101122020238.

The previous prime is 101122020187. The next prime is 101122020247. The reversal of 101122020239 is 932020221101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101122020239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101122020269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50561010119 + 50561010120.

It is an arithmetic number, because the mean of its divisors is an integer number (50561010120).

Almost surely, 2^101122020239 is an apocalyptic number.

101122020239 is a deficient number, since it is larger than the sum of its proper divisors (1).

101122020239 is an equidigital number, since it uses as much as digits as its factorization.

101122020239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 101122020239 in words is "one hundred one billion, one hundred twenty-two million, twenty thousand, two hundred thirty-nine".