11303331311137 has 2 divisors, whose sum is σ = 11303331311138. Its totient is φ = 11303331311136.

The previous prime is 11303331311101. The next prime is 11303331311147. The reversal of 11303331311137 is 73111313330311.

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., 10127058748416 + 1176272562721 = 3182304^2 + 1084561^2 .

It is a cyclic number.

It is not a de Polignac number, because 11303331311137 - 2¹⁹ = 11303330786849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11303331311099 and 11303331311108.

It is not a weakly prime, because it can be changed into another prime (11303331311147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5651665655568 + 5651665655569.

It is an arithmetic number, because the mean of its divisors is an integer number (5651665655569).

Almost surely, 2^{11303331311137} is an apocalyptic number.

It is an amenable number.

11303331311137 is a deficient number, since it is larger than the sum of its proper divisors (1).

11303331311137 is an equidigital number, since it uses as much as digits as its factorization.

11303331311137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5103, while the sum is 31.

Adding to 11303331311137 its reverse (73111313330311), we get a palindrome (84414644641448).

The spelling of 11303331311137 in words is "eleven trillion, three hundred three billion, three hundred thirty-one million, three hundred eleven thousand, one hundred thirty-seven".