100123320079 has 2 divisors, whose sum is σ = 100123320080. Its totient is φ = 100123320078.

The previous prime is 100123320053. The next prime is 100123320109. The reversal of 100123320079 is 970023321001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100123320079 - 2⁹ = 100123319567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100123324079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50061660039 + 50061660040.

It is an arithmetic number, because the mean of its divisors is an integer number (50061660040).

Almost surely, 2^100123320079 is an apocalyptic number.

100123320079 is a deficient number, since it is larger than the sum of its proper divisors (1).

100123320079 is an equidigital number, since it uses as much as digits as its factorization.

100123320079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The spelling of 100123320079 in words is "one hundred billion, one hundred twenty-three million, three hundred twenty thousand, seventy-nine".