100231123212079 has 2 divisors, whose sum is σ = 100231123212080. Its totient is φ = 100231123212078.

The previous prime is 100231123211993. The next prime is 100231123212083. The reversal of 100231123212079 is 970212321132001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100231123212079 - 2¹⁹ = 100231122687791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100231123212679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50115561606039 + 50115561606040.

It is an arithmetic number, because the mean of its divisors is an integer number (50115561606040).

Almost surely, 2^{100231123212079} is an apocalyptic number.

100231123212079 is a deficient number, since it is larger than the sum of its proper divisors (1).

100231123212079 is an equidigital number, since it uses as much as digits as its factorization.

100231123212079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 100231123212079 in words is "one hundred trillion, two hundred thirty-one billion, one hundred twenty-three million, two hundred twelve thousand, seventy-nine".