1012120212079 has 2 divisors, whose sum is σ = 1012120212080. Its totient is φ = 1012120212078.

The previous prime is 1012120212073. The next prime is 1012120212133. The reversal of 1012120212079 is 9702120212101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012120212079 - 2⁹ = 1012120211567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012120212073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506060106039 + 506060106040.

It is an arithmetic number, because the mean of its divisors is an integer number (506060106040).

Almost surely, 2^{1012120212079} is an apocalyptic number.

1012120212079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012120212079 is an equidigital number, since it uses as much as digits as its factorization.

1012120212079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 1012120212079 in words is "one trillion, twelve billion, one hundred twenty million, two hundred twelve thousand, seventy-nine".