4221361632899 has 2 divisors, whose sum is σ = 4221361632900. Its totient is φ = 4221361632898.

The previous prime is 4221361632871. The next prime is 4221361632959. The reversal of 4221361632899 is 9982361631224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4221361632899 - 2²⁴ = 4221344855683 is a prime.

It is not a weakly prime, because it can be changed into another prime (4221361632799) 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, 2110680816449 + 2110680816450.

It is an arithmetic number, because the mean of its divisors is an integer number (2110680816450).

Almost surely, 2^{4221361632899} is an apocalyptic number.

4221361632899 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221361632899 is an equidigital number, since it uses as much as digits as its factorization.

4221361632899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6718464, while the sum is 56.

The spelling of 4221361632899 in words is "four trillion, two hundred twenty-one billion, three hundred sixty-one million, six hundred thirty-two thousand, eight hundred ninety-nine".