13120430020249 has 2 divisors, whose sum is σ = 13120430020250. Its totient is φ = 13120430020248.

The previous prime is 13120430020171. The next prime is 13120430020283. The reversal of 13120430020249 is 94202003402131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12067842254400 + 1052587765849 = 3473880^2 + 1025957^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13120430020249 is a prime.

It is a super-3 number, since 3×13120430020249³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13120430020249.

It is not a weakly prime, because it can be changed into another prime (13120430050249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560215010124 + 6560215010125.

It is an arithmetic number, because the mean of its divisors is an integer number (6560215010125).

Almost surely, 2^{13120430020249} is an apocalyptic number.

It is an amenable number.

13120430020249 is a deficient number, since it is larger than the sum of its proper divisors (1).

13120430020249 is an equidigital number, since it uses as much as digits as its factorization.

13120430020249 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 13120430020249 in words is "thirteen trillion, one hundred twenty billion, four hundred thirty million, twenty thousand, two hundred forty-nine".