10203103021079 has 2 divisors, whose sum is σ = 10203103021080. Its totient is φ = 10203103021078.

The previous prime is 10203103021073. The next prime is 10203103021193. The reversal of 10203103021079 is 97012030130201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10203103021079 - 2²⁸ = 10202834585623 is a prime.

It is a super-2 number, since 2×10203103021079² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10203103021073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101551510539 + 5101551510540.

It is an arithmetic number, because the mean of its divisors is an integer number (5101551510540).

Almost surely, 2^{10203103021079} is an apocalyptic number.

10203103021079 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203103021079 is an equidigital number, since it uses as much as digits as its factorization.

10203103021079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The spelling of 10203103021079 in words is "ten trillion, two hundred three billion, one hundred three million, twenty-one thousand, seventy-nine".