131030224177 has 2 divisors, whose sum is σ = 131030224178. Its totient is φ = 131030224176.

The previous prime is 131030224159. The next prime is 131030224181. The reversal of 131030224177 is 771422030131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92172352801 + 38857871376 = 303599^2 + 197124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131030224177 is a prime.

It is not a weakly prime, because it can be changed into another prime (131030224147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65515112088 + 65515112089.

It is an arithmetic number, because the mean of its divisors is an integer number (65515112089).

Almost surely, 2^131030224177 is an apocalyptic number.

It is an amenable number.

131030224177 is a deficient number, since it is larger than the sum of its proper divisors (1).

131030224177 is an equidigital number, since it uses as much as digits as its factorization.

131030224177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 131030224177 in words is "one hundred thirty-one billion, thirty million, two hundred twenty-four thousand, one hundred seventy-seven".