103100999 has 2 divisors, whose sum is σ = 103101000. Its totient is φ = 103100998.

The previous prime is 103100993. The next prime is 103101001. The reversal of 103100999 is 999001301.

It is a strong prime.

It is an emirp because it is prime and its reverse (999001301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103100999 is a prime.

Together with 103101001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103100993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51550499 + 51550500.

It is an arithmetic number, because the mean of its divisors is an integer number (51550500).

Almost surely, 2^103100999 is an apocalyptic number.

103100999 is a deficient number, since it is larger than the sum of its proper divisors (1).

103100999 is an equidigital number, since it uses as much as digits as its factorization.

103100999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2187, while the sum is 32.

The square root of 103100999 is about 10153.8662094790. The cubic root of 103100999 is about 468.9079807890.

The spelling of 103100999 in words is "one hundred three million, one hundred thousand, nine hundred ninety-nine".