220999464407 has 2 divisors, whose sum is σ = 220999464408. Its totient is φ = 220999464406.

The previous prime is 220999464403. The next prime is 220999464451. The reversal of 220999464407 is 704464999022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220999464407 - 2² = 220999464403 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220999464403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110499732203 + 110499732204.

It is an arithmetic number, because the mean of its divisors is an integer number (110499732204).

Almost surely, 2^220999464407 is an apocalyptic number.

220999464407 is a deficient number, since it is larger than the sum of its proper divisors (1).

220999464407 is an equidigital number, since it uses as much as digits as its factorization.

220999464407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7838208, while the sum is 56.

The spelling of 220999464407 in words is "two hundred twenty billion, nine hundred ninety-nine million, four hundred sixty-four thousand, four hundred seven".