102110399 has 2 divisors, whose sum is σ = 102110400. Its totient is φ = 102110398.

The previous prime is 102110369. The next prime is 102110443. The reversal of 102110399 is 993011201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102110399 - 2²⁰ = 101061823 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102110369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055199 + 51055200.

It is an arithmetic number, because the mean of its divisors is an integer number (51055200).

Almost surely, 2^102110399 is an apocalyptic number.

102110399 is a deficient number, since it is larger than the sum of its proper divisors (1).

102110399 is an equidigital number, since it uses as much as digits as its factorization.

102110399 is an evil number, because the sum of its binary digits is even.

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

The square root of 102110399 is about 10104.9690251876. The cubic root of 102110399 is about 467.4013808201.

The spelling of 102110399 in words is "one hundred two million, one hundred ten thousand, three hundred ninety-nine".