11313020302261 has 2 divisors, whose sum is σ = 11313020302262. Its totient is φ = 11313020302260.

The previous prime is 11313020302151. The next prime is 11313020302289. The reversal of 11313020302261 is 16220302031311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8185406830225 + 3127613472036 = 2861015^2 + 1768506^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313020302261 - 2³⁹ = 10763264488373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11313020302291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656510151130 + 5656510151131.

It is an arithmetic number, because the mean of its divisors is an integer number (5656510151131).

Almost surely, 2^{11313020302261} is an apocalyptic number.

It is an amenable number.

11313020302261 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313020302261 is an equidigital number, since it uses as much as digits as its factorization.

11313020302261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11313020302261 its reverse (16220302031311), we get a palindrome (27533322333572).

The spelling of 11313020302261 in words is "eleven trillion, three hundred thirteen billion, twenty million, three hundred two thousand, two hundred sixty-one".