131403021011323 has 2 divisors, whose sum is σ = 131403021011324. Its totient is φ = 131403021011322.

The previous prime is 131403021011309. The next prime is 131403021011351. The reversal of 131403021011323 is 323110120304131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131403021011323 - 2¹⁷ = 131403020880251 is a prime.

It is not a weakly prime, because it can be changed into another prime (131403021011393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65701510505661 + 65701510505662.

It is an arithmetic number, because the mean of its divisors is an integer number (65701510505662).

Almost surely, 2^{131403021011323} is an apocalyptic number.

131403021011323 is a deficient number, since it is larger than the sum of its proper divisors (1).

131403021011323 is an equidigital number, since it uses as much as digits as its factorization.

131403021011323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 131403021011323 its reverse (323110120304131), we get a palindrome (454513141315454).

The spelling of 131403021011323 in words is "one hundred thirty-one trillion, four hundred three billion, twenty-one million, eleven thousand, three hundred twenty-three".