1012102221079 has 2 divisors, whose sum is σ = 1012102221080. Its totient is φ = 1012102221078.

The previous prime is 1012102221059. The next prime is 1012102221083. The reversal of 1012102221079 is 9701222012101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1012102221079 - 2²¹ = 1012100123927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012102221049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506051110539 + 506051110540.

It is an arithmetic number, because the mean of its divisors is an integer number (506051110540).

Almost surely, 2^{1012102221079} is an apocalyptic number.

1012102221079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012102221079 is an equidigital number, since it uses as much as digits as its factorization.

1012102221079 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 1012102221079 in words is "one trillion, twelve billion, one hundred two million, two hundred twenty-one thousand, seventy-nine".