102311199 has 12 divisors (see below), whose sum is σ = 154208496. Its totient is φ = 65241792.

The previous prime is 102311197. The next prime is 102311201. The reversal of 102311199 is 991113201.

It is an interprime number because it is at equal distance from previous prime (102311197) and next prime (102311201).

It is not a de Polignac number, because 102311199 - 2¹ = 102311197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102311197) 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 11 ways as a sum of consecutive naturals, for example, 246922 + ... + 247335.

It is an arithmetic number, because the mean of its divisors is an integer number (12850708).

Almost surely, 2^102311199 is an apocalyptic number.

102311199 is a deficient number, since it is larger than the sum of its proper divisors (51897297).

102311199 is a wasteful number, since it uses less digits than its factorization.

102311199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494286 (or 494283 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

The square root of 102311199 is about 10114.8998512096. The cubic root of 102311199 is about 467.7075616594.

The spelling of 102311199 in words is "one hundred two million, three hundred eleven thousand, one hundred ninety-nine".