11310231112197 has 4 divisors (see below), whose sum is σ = 15080308149600. Its totient is φ = 7540154074796.

The previous prime is 11310231112163. The next prime is 11310231112247. The reversal of 11310231112197 is 79121113201311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11310231112197 - 2⁸ = 11310231111941 is a prime.

It is a super-2 number, since 2×11310231112197² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310231110197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885038518697 + ... + 1885038518702.

It is an arithmetic number, because the mean of its divisors is an integer number (3770077037400).

Almost surely, 2^{11310231112197} is an apocalyptic number.

It is an amenable number.

11310231112197 is a deficient number, since it is larger than the sum of its proper divisors (3770077037403).

11310231112197 is an equidigital number, since it uses as much as digits as its factorization.

11310231112197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770077037402.

The product of its (nonzero) digits is 2268, while the sum is 33.

The spelling of 11310231112197 in words is "eleven trillion, three hundred ten billion, two hundred thirty-one million, one hundred twelve thousand, one hundred ninety-seven".