1012010120939 has 2 divisors, whose sum is σ = 1012010120940. Its totient is φ = 1012010120938.

The previous prime is 1012010120917. The next prime is 1012010121047. The reversal of 1012010120939 is 9390210102101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012010120939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012010125939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506005060469 + 506005060470.

It is an arithmetic number, because the mean of its divisors is an integer number (506005060470).

Almost surely, 2^{1012010120939} is an apocalyptic number.

1012010120939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012010120939 is an equidigital number, since it uses as much as digits as its factorization.

1012010120939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 1012010120939 in words is "one trillion, twelve billion, ten million, one hundred twenty thousand, nine hundred thirty-nine".