1101101099 has 6 divisors (see below), whose sum is σ = 1280872764. Its totient is φ = 943800900.

The previous prime is 1101101077. The next prime is 1101101123. The reversal of 1101101099 is 9901011011.

It is a happy number.

It is not a de Polignac number, because 1101101099 - 2⁸ = 1101100843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101101009) 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 5 ways as a sum of consecutive naturals, for example, 11235677 + ... + 11235774.

It is an arithmetic number, because the mean of its divisors is an integer number (213478794).

Almost surely, 2^1101101099 is an apocalyptic number.

1101101099 is a deficient number, since it is larger than the sum of its proper divisors (179771665).

1101101099 is an equidigital number, since it uses as much as digits as its factorization.

1101101099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22471465 (or 22471458 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 23.

The square root of 1101101099 is about 33182.8434435628. The cubic root of 1101101099 is about 1032.6244377455.

The spelling of 1101101099 in words is "one billion, one hundred one million, one hundred one thousand, ninety-nine".