421100144027 has 2 divisors, whose sum is σ = 421100144028. Its totient is φ = 421100144026.

The previous prime is 421100143993. The next prime is 421100144041. The reversal of 421100144027 is 720441001124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 421100144027 - 2⁸ = 421100143771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 421100143987 and 421100144005.

It is not a weakly prime, because it can be changed into another prime (421100144527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210550072013 + 210550072014.

It is an arithmetic number, because the mean of its divisors is an integer number (210550072014).

Almost surely, 2^421100144027 is an apocalyptic number.

421100144027 is a deficient number, since it is larger than the sum of its proper divisors (1).

421100144027 is an equidigital number, since it uses as much as digits as its factorization.

421100144027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

The spelling of 421100144027 in words is "four hundred twenty-one billion, one hundred million, one hundred forty-four thousand, twenty-seven".