102799227 has 4 divisors (see below), whose sum is σ = 137065640. Its totient is φ = 68532816.

The previous prime is 102799223. The next prime is 102799241. The reversal of 102799227 is 722997201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 102799227 - 2² = 102799223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102799223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17133202 + ... + 17133207.

It is an arithmetic number, because the mean of its divisors is an integer number (34266410).

Almost surely, 2^102799227 is an apocalyptic number.

102799227 is a deficient number, since it is larger than the sum of its proper divisors (34266413).

102799227 is an equidigital number, since it uses as much as digits as its factorization.

102799227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34266412.

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 102799227 is about 10138.9953644333. The cubic root of 102799227 is about 468.4500428335.

The spelling of 102799227 in words is "one hundred two million, seven hundred ninety-nine thousand, two hundred twenty-seven".