1101320111 has 8 divisors (see below), whose sum is σ = 1117776240. Its totient is φ = 1084940032.

The previous prime is 1101320107. The next prime is 1101320117. The reversal of 1101320111 is 1110231011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101320111 - 2² = 1101320107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101320092 and 1101320101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101320117) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10505 + ... + 48093.

It is an arithmetic number, because the mean of its divisors is an integer number (139722030).

Almost surely, 2^1101320111 is an apocalyptic number.

1101320111 is a deficient number, since it is larger than the sum of its proper divisors (16456129).

1101320111 is an equidigital number, since it uses as much as digits as its factorization.

1101320111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38025.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1101320111 is about 33186.1433583356. The cubic root of 1101320111 is about 1032.6928971422.

Adding to 1101320111 its reverse (1110231011), we get a palindrome (2211551122).

The spelling of 1101320111 in words is "one billion, one hundred one million, three hundred twenty thousand, one hundred eleven".