1012143213079 has 2 divisors, whose sum is σ = 1012143213080. Its totient is φ = 1012143213078.

The previous prime is 1012143213061. The next prime is 1012143213127. The reversal of 1012143213079 is 9703123412101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012143213079 - 2⁹ = 1012143212567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012143213979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506071606539 + 506071606540.

It is an arithmetic number, because the mean of its divisors is an integer number (506071606540).

Almost surely, 2^{1012143213079} is an apocalyptic number.

1012143213079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012143213079 is an equidigital number, since it uses as much as digits as its factorization.

1012143213079 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 1012143213079 in words is "one trillion, twelve billion, one hundred forty-three million, two hundred thirteen thousand, seventy-nine".