220299907 has 2 divisors, whose sum is σ = 220299908. Its totient is φ = 220299906.

The previous prime is 220299899. The next prime is 220299917. The reversal of 220299907 is 709992022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220299907 - 2³ = 220299899 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220299907.

It is not a weakly prime, because it can be changed into another prime (220299917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110149953 + 110149954.

It is an arithmetic number, because the mean of its divisors is an integer number (110149954).

Almost surely, 2^220299907 is an apocalyptic number.

220299907 is a deficient number, since it is larger than the sum of its proper divisors (1).

220299907 is an equidigital number, since it uses as much as digits as its factorization.

220299907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 220299907 is about 14842.5033939696. The cubic root of 220299907 is about 603.9552645478.

The spelling of 220299907 in words is "two hundred twenty million, two hundred ninety-nine thousand, nine hundred seven".