99910201 has 2 divisors, whose sum is σ = 99910202. Its totient is φ = 99910200.

The previous prime is 99910177. The next prime is 99910219. The reversal of 99910201 is 10201999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63186601 + 36723600 = 7949^2 + 6060^2 .

It is a cyclic number.

It is not a de Polignac number, because 99910201 - 2⁵ = 99910169 is a prime.

It is not a weakly prime, because it can be changed into another prime (99910231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49955100 + 49955101.

It is an arithmetic number, because the mean of its divisors is an integer number (49955101).

Almost surely, 2^99910201 is an apocalyptic number.

It is an amenable number.

99910201 is a deficient number, since it is larger than the sum of its proper divisors (1).

99910201 is an equidigital number, since it uses as much as digits as its factorization.

99910201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 31.

The square root of 99910201 is about 9995.5090415646. The cubic root of 99910201 is about 464.0199050740.

The spelling of 99910201 in words is "ninety-nine million, nine hundred ten thousand, two hundred one".