101011099 has 16 divisors (see below), whose sum is σ = 118296000. Its totient is φ = 86214912.

The previous prime is 101011091. The next prime is 101011109. The reversal of 101011099 is 990110101.

It is not a de Polignac number, because 101011099 - 2³ = 101011091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101011091) 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 15 ways as a sum of consecutive naturals, for example, 108267 + ... + 109195.

It is an arithmetic number, because the mean of its divisors is an integer number (7393500).

Almost surely, 2^101011099 is an apocalyptic number.

101011099 is a deficient number, since it is larger than the sum of its proper divisors (17284901).

101011099 is an frugal number, since it uses more digits than its factorization.

101011099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267 (or 1253 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 22.

The square root of 101011099 is about 10050.4278018401. The cubic root of 101011099 is about 465.7180089504.

The spelling of 101011099 in words is "one hundred one million, eleven thousand, ninety-nine".