130335532032421 has 2 divisors, whose sum is σ = 130335532032422. Its totient is φ = 130335532032420.

The previous prime is 130335532032413. The next prime is 130335532032443. The reversal of 130335532032421 is 124230235533031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66846747072196 + 63488784960225 = 8175986^2 + 7967985^2 .

It is a cyclic number.

It is not a de Polignac number, because 130335532032421 - 2³ = 130335532032413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130335532032221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65167766016210 + 65167766016211.

It is an arithmetic number, because the mean of its divisors is an integer number (65167766016211).

Almost surely, 2^{130335532032421} is an apocalyptic number.

It is an amenable number.

130335532032421 is a deficient number, since it is larger than the sum of its proper divisors (1).

130335532032421 is an equidigital number, since it uses as much as digits as its factorization.

130335532032421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 130335532032421 its reverse (124230235533031), we get a palindrome (254565767565452).

The spelling of 130335532032421 in words is "one hundred thirty trillion, three hundred thirty-five billion, five hundred thirty-two million, thirty-two thousand, four hundred twenty-one".