131120002373 has 2 divisors, whose sum is σ = 131120002374. Its totient is φ = 131120002372.

The previous prime is 131120002331. The next prime is 131120002411. The reversal of 131120002373 is 373200021131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125799321124 + 5320681249 = 354682^2 + 72943^2 .

It is a cyclic number.

It is not a de Polignac number, because 131120002373 - 2¹² = 131119998277 is a prime.

It is a super-2 number, since 2×131120002373² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131120002313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65560001186 + 65560001187.

It is an arithmetic number, because the mean of its divisors is an integer number (65560001187).

Almost surely, 2^131120002373 is an apocalyptic number.

It is an amenable number.

131120002373 is a deficient number, since it is larger than the sum of its proper divisors (1).

131120002373 is an equidigital number, since it uses as much as digits as its factorization.

131120002373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The spelling of 131120002373 in words is "one hundred thirty-one billion, one hundred twenty million, two thousand, three hundred seventy-three".