130040143021 has 2 divisors, whose sum is σ = 130040143022. Its totient is φ = 130040143020.

The previous prime is 130040142979. The next prime is 130040143033. The reversal of 130040143021 is 120341040031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128888898121 + 1151244900 = 359011^2 + 33930^2 .

It is a cyclic number.

It is not a de Polignac number, because 130040143021 - 2⁹ = 130040142509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130040143021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130040143061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65020071510 + 65020071511.

It is an arithmetic number, because the mean of its divisors is an integer number (65020071511).

Almost surely, 2^130040143021 is an apocalyptic number.

It is an amenable number.

130040143021 is a deficient number, since it is larger than the sum of its proper divisors (1).

130040143021 is an equidigital number, since it uses as much as digits as its factorization.

130040143021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 130040143021 its reverse (120341040031), we get a palindrome (250381183052).

The spelling of 130040143021 in words is "one hundred thirty billion, forty million, one hundred forty-three thousand, twenty-one".