101312999 has 8 divisors (see below), whose sum is σ = 106767072. Its totient is φ = 95946400.

The previous prime is 101312987. The next prime is 101313011. The reversal of 101312999 is 999213101.

It is an interprime number because it is at equal distance from previous prime (101312987) and next prime (101313011).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101312999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101312909) 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, 19484 + ... + 24129.

It is an arithmetic number, because the mean of its divisors is an integer number (13345884).

Almost surely, 2^101312999 is an apocalyptic number.

101312999 is a deficient number, since it is larger than the sum of its proper divisors (5454073).

101312999 is a wasteful number, since it uses less digits than its factorization.

101312999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43737.

The product of its (nonzero) digits is 4374, while the sum is 35.

The square root of 101312999 is about 10065.4358574281. The cubic root of 101312999 is about 466.1815237720.

The spelling of 101312999 in words is "one hundred one million, three hundred twelve thousand, nine hundred ninety-nine".