10203320122249 has 2 divisors, whose sum is σ = 10203320122250. Its totient is φ = 10203320122248.

The previous prime is 10203320122189. The next prime is 10203320122267. The reversal of 10203320122249 is 94222102330201.

10203320122249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9455256003600 + 748064118649 = 3074940^2 + 864907^2 .

It is a cyclic number.

It is not a de Polignac number, because 10203320122249 - 2¹⁷ = 10203319991177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10203320122249.

It is not a weakly prime, because it can be changed into another prime (10203320120249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101660061124 + 5101660061125.

It is an arithmetic number, because the mean of its divisors is an integer number (5101660061125).

Almost surely, 2^{10203320122249} is an apocalyptic number.

It is an amenable number.

10203320122249 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203320122249 is an equidigital number, since it uses as much as digits as its factorization.

10203320122249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 10203320122249 in words is "ten trillion, two hundred three billion, three hundred twenty million, one hundred twenty-two thousand, two hundred forty-nine".