131233440014021 has 2 divisors, whose sum is σ = 131233440014022. Its totient is φ = 131233440014020.

The previous prime is 131233440014011. The next prime is 131233440014087. The reversal of 131233440014021 is 120410044332131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121800028053025 + 9433411960996 = 11036305^2 + 3071386^2 .

It is a cyclic number.

It is not a de Polignac number, because 131233440014021 - 2⁶ = 131233440013957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131233440014011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65616720007010 + 65616720007011.

It is an arithmetic number, because the mean of its divisors is an integer number (65616720007011).

Almost surely, 2^{131233440014021} is an apocalyptic number.

It is an amenable number.

131233440014021 is a deficient number, since it is larger than the sum of its proper divisors (1).

131233440014021 is an equidigital number, since it uses as much as digits as its factorization.

131233440014021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 131233440014021 its reverse (120410044332131), we get a palindrome (251643484346152).

The spelling of 131233440014021 in words is "one hundred thirty-one trillion, two hundred thirty-three billion, four hundred forty million, fourteen thousand, twenty-one".