101320100999 has 16 divisors (see below), whose sum is σ = 110249425440. Its totient is φ = 92555084160.

The previous prime is 101320100951. The next prime is 101320101013. The reversal of 101320100999 is 999001023101.

It is a cyclic number.

It is not a de Polignac number, because 101320100999 - 2⁸ = 101320100743 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 (101320100899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1128629 + ... + 1215089.

It is an arithmetic number, because the mean of its divisors is an integer number (6890589090).

Almost surely, 2^101320100999 is an apocalyptic number.

101320100999 is a deficient number, since it is larger than the sum of its proper divisors (8929324441).

101320100999 is a wasteful number, since it uses less digits than its factorization.

101320100999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87410.

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

The spelling of 101320100999 in words is "one hundred one billion, three hundred twenty million, one hundred thousand, nine hundred ninety-nine".