121440402410413 has 2 divisors, whose sum is σ = 121440402410414. Its totient is φ = 121440402410412.

The previous prime is 121440402410407. The next prime is 121440402410491. The reversal of 121440402410413 is 314014204044121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95551661152809 + 25888741257604 = 9775053^2 + 5088098^2 .

It is a cyclic number.

It is not a de Polignac number, because 121440402410413 - 2²⁹ = 121439865539501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121440402413413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60720201205206 + 60720201205207.

It is an arithmetic number, because the mean of its divisors is an integer number (60720201205207).

Almost surely, 2^{121440402410413} is an apocalyptic number.

It is an amenable number.

121440402410413 is a deficient number, since it is larger than the sum of its proper divisors (1).

121440402410413 is an equidigital number, since it uses as much as digits as its factorization.

121440402410413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 121440402410413 its reverse (314014204044121), we get a palindrome (435454606454534).

The spelling of 121440402410413 in words is "one hundred twenty-one trillion, four hundred forty billion, four hundred two million, four hundred ten thousand, four hundred thirteen".