102172299 has 8 divisors (see below), whose sum is σ = 136442880. Its totient is φ = 68008296.

The previous prime is 102172297. The next prime is 102172327. The reversal of 102172299 is 992271201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102172299 - 2¹ = 102172297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102172297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24379 + ... + 28260.

It is an arithmetic number, because the mean of its divisors is an integer number (17055360).

Almost surely, 2^102172299 is an apocalyptic number.

102172299 is a deficient number, since it is larger than the sum of its proper divisors (34270581).

102172299 is an equidigital number, since it uses as much as digits as its factorization.

102172299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53289.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 102172299 is about 10108.0314107149. The cubic root of 102172299 is about 467.4958090123.

The spelling of 102172299 in words is "one hundred two million, one hundred seventy-two thousand, two hundred ninety-nine".