1101332123 has 4 divisors (see below), whose sum is σ = 1105617720. Its totient is φ = 1097046528.

The previous prime is 1101332117. The next prime is 1101332147. The reversal of 1101332123 is 3212331011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101332123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101332423) 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 3 ways as a sum of consecutive naturals, for example, 2142413 + ... + 2142926.

It is an arithmetic number, because the mean of its divisors is an integer number (276404430).

Almost surely, 2^1101332123 is an apocalyptic number.

1101332123 is a deficient number, since it is larger than the sum of its proper divisors (4285597).

1101332123 is an equidigital number, since it uses as much as digits as its factorization.

1101332123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285596.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1101332123 is about 33186.3243369916. The cubic root of 1101332123 is about 1032.6966516249.

Adding to 1101332123 its reverse (3212331011), we get a palindrome (4313663134).

The spelling of 1101332123 in words is "one billion, one hundred one million, three hundred thirty-two thousand, one hundred twenty-three".