140032413020021 has 2 divisors, whose sum is σ = 140032413020022. Its totient is φ = 140032413020020.

The previous prime is 140032413019937. The next prime is 140032413020051. The reversal of 140032413020021 is 120020314230041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123053983420900 + 16978429599121 = 11092970^2 + 4120489^2 .

It is an emirp because it is prime and its reverse (120020314230041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140032413020021 - 2³⁰ = 140031339278197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140032413020051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70016206510010 + 70016206510011.

It is an arithmetic number, because the mean of its divisors is an integer number (70016206510011).

Almost surely, 2^{140032413020021} is an apocalyptic number.

It is an amenable number.

140032413020021 is a deficient number, since it is larger than the sum of its proper divisors (1).

140032413020021 is an equidigital number, since it uses as much as digits as its factorization.

140032413020021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 140032413020021 its reverse (120020314230041), we get a palindrome (260052727250062).

The spelling of 140032413020021 in words is "one hundred forty trillion, thirty-two billion, four hundred thirteen million, twenty thousand, twenty-one".