102311099 has 4 divisors (see below), whose sum is σ = 111612120. Its totient is φ = 93010080.

The previous prime is 102311093. The next prime is 102311119. The reversal of 102311099 is 990113201.

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

It is a cyclic number.

It is not a de Polignac number, because 102311099 - 2⁸ = 102310843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102311093) 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 in 3 ways as a sum of consecutive naturals, for example, 4650494 + ... + 4650515.

It is an arithmetic number, because the mean of its divisors is an integer number (27903030).

Almost surely, 2^102311099 is an apocalyptic number.

102311099 is a deficient number, since it is larger than the sum of its proper divisors (9301021).

102311099 is an equidigital number, since it uses as much as digits as its factorization.

102311099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9301020.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 102311099 is about 10114.8949080057. The cubic root of 102311099 is about 467.7074092787.

The spelling of 102311099 in words is "one hundred two million, three hundred eleven thousand, ninety-nine".