10203404443049 has 2 divisors, whose sum is σ = 10203404443050. Its totient is φ = 10203404443048.

The previous prime is 10203404442983. The next prime is 10203404443061. The reversal of 10203404443049 is 94034440430201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8419862890000 + 1783541553049 = 2901700^2 + 1335493^2 .

It is a cyclic number.

It is not a de Polignac number, because 10203404443049 - 2²⁴ = 10203387665833 is a prime.

It is not a weakly prime, because it can be changed into another prime (10203404448049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101702221524 + 5101702221525.

It is an arithmetic number, because the mean of its divisors is an integer number (5101702221525).

Almost surely, 2^{10203404443049} is an apocalyptic number.

It is an amenable number.

10203404443049 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203404443049 is an equidigital number, since it uses as much as digits as its factorization.

10203404443049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 10203404443049 in words is "ten trillion, two hundred three billion, four hundred four million, four hundred forty-three thousand, forty-nine".