421244000227 has 2 divisors, whose sum is σ = 421244000228. Its totient is φ = 421244000226.

The previous prime is 421244000183. The next prime is 421244000237. The reversal of 421244000227 is 722000442124.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421244000227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 421244000195 and 421244000204.

It is not a weakly prime, because it can be changed into another prime (421244000237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210622000113 + 210622000114.

It is an arithmetic number, because the mean of its divisors is an integer number (210622000114).

Almost surely, 2^421244000227 is an apocalyptic number.

421244000227 is a deficient number, since it is larger than the sum of its proper divisors (1).

421244000227 is an equidigital number, since it uses as much as digits as its factorization.

421244000227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7168, while the sum is 28.

The spelling of 421244000227 in words is "four hundred twenty-one billion, two hundred forty-four million, two hundred twenty-seven", and thus it is an aban number.