1109901110 has 32 divisors (see below), whose sum is σ = 2114076672. Its totient is φ = 418670560.

The previous prime is 1109901109. The next prime is 1109901127. The reversal of 1109901110 is 111099011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17654 + ... + 50313.

It is an arithmetic number, because the mean of its divisors is an integer number (66064896).

Almost surely, 2^1109901110 is an apocalyptic number.

1109901110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1109901110 is a deficient number, since it is larger than the sum of its proper divisors (1004175562).

1109901110 is a wasteful number, since it uses less digits than its factorization.

1109901110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68068.

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

The square root of 1109901110 is about 33315.1783726277. The cubic root of 1109901110 is about 1035.3680566110.

The spelling of 1109901110 in words is "one billion, one hundred nine million, nine hundred one thousand, one hundred ten".