11320766162131 has 2 divisors, whose sum is σ = 11320766162132. Its totient is φ = 11320766162130.

The previous prime is 11320766162129. The next prime is 11320766162227. The reversal of 11320766162131 is 13126166702311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11320766162131 - 2¹ = 11320766162129 is a prime.

It is a super-2 number, since 2×11320766162131² (a number of 27 digits) contains 22 as substring.

Together with 11320766162129, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11320766162731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660383081065 + 5660383081066.

It is an arithmetic number, because the mean of its divisors is an integer number (5660383081066).

Almost surely, 2^{11320766162131} is an apocalyptic number.

11320766162131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11320766162131 is an equidigital number, since it uses as much as digits as its factorization.

11320766162131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 11320766162131 in words is "eleven trillion, three hundred twenty billion, seven hundred sixty-six million, one hundred sixty-two thousand, one hundred thirty-one".