11331103321061 has 2 divisors, whose sum is σ = 11331103321062. Its totient is φ = 11331103321060.

The previous prime is 11331103321033. The next prime is 11331103321079. The reversal of 11331103321061 is 16012330113311.

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., 7544553160225 + 3786550160836 = 2746735^2 + 1945906^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331103321061 - 2²² = 11331099126757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11331103321061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331103321081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665551660530 + 5665551660531.

It is an arithmetic number, because the mean of its divisors is an integer number (5665551660531).

Almost surely, 2^{11331103321061} is an apocalyptic number.

It is an amenable number.

11331103321061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331103321061 is an equidigital number, since it uses as much as digits as its factorization.

11331103321061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

Adding to 11331103321061 its reverse (16012330113311), we get a palindrome (27343433434372).

The spelling of 11331103321061 in words is "eleven trillion, three hundred thirty-one billion, one hundred three million, three hundred twenty-one thousand, sixty-one".