1100120099 has 16 divisors (see below), whose sum is σ = 1278117792. Its totient is φ = 937717248.

The previous prime is 1100120093. The next prime is 1100120113. The reversal of 1100120099 is 9900210011.

It is a de Polignac number, because none of the positive numbers 2^k-1100120099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100120093) 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, 35249 + ... + 58674.

It is an arithmetic number, because the mean of its divisors is an integer number (79882362).

Almost surely, 2^1100120099 is an apocalyptic number.

1100120099 is a deficient number, since it is larger than the sum of its proper divisors (177997693).

1100120099 is a wasteful number, since it uses less digits than its factorization.

1100120099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94006.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 1100120099 is about 33168.0584146857. The cubic root of 1100120099 is about 1032.3176825163.

The spelling of 1100120099 in words is "one billion, one hundred million, one hundred twenty thousand, ninety-nine".