110400111 has 8 divisors (see below), whose sum is σ = 163555760. Its totient is φ = 73600056.

The previous prime is 110400097. The next prime is 110400131. The reversal of 110400111 is 111004011.

It is not a de Polignac number, because 110400111 - 2⁹ = 110399599 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110400093 and 110400102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110400131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2044420 + ... + 2044473.

It is an arithmetic number, because the mean of its divisors is an integer number (20444470).

Almost surely, 2^110400111 is an apocalyptic number.

110400111 is a deficient number, since it is larger than the sum of its proper divisors (53155649).

110400111 is an equidigital number, since it uses as much as digits as its factorization.

110400111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088902 (or 4088896 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 110400111 is about 10507.1457113719. The cubic root of 110400111 is about 479.7222220923.

Adding to 110400111 its reverse (111004011), we get a palindrome (221404122).

The spelling of 110400111 in words is "one hundred ten million, four hundred thousand, one hundred eleven".