204320107 has 2 divisors, whose sum is σ = 204320108. Its totient is φ = 204320106.

The previous prime is 204320099. The next prime is 204320111. The reversal of 204320107 is 701023402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204320107 - 2³ = 204320099 is a prime.

It is a super-2 number, since 2×204320107² = 83493412248982898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204320117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102160053 + 102160054.

It is an arithmetic number, because the mean of its divisors is an integer number (102160054).

Almost surely, 2^204320107 is an apocalyptic number.

204320107 is a deficient number, since it is larger than the sum of its proper divisors (1).

204320107 is an equidigital number, since it uses as much as digits as its factorization.

204320107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 204320107 is about 14294.0584509789. The cubic root of 204320107 is about 588.9842784219.

Adding to 204320107 its reverse (701023402), we get a palindrome (905343509).

The spelling of 204320107 in words is "two hundred four million, three hundred twenty thousand, one hundred seven".