11320332123 has 4 divisors (see below), whose sum is σ = 15093776168. Its totient is φ = 7546888080.

The previous prime is 11320332103. The next prime is 11320332161. The reversal of 11320332123 is 32123302311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32123302311 = 3 ⋅10707767437.

It is not a de Polignac number, because 11320332123 - 2⁶ = 11320332059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11320332123.

It is not an unprimeable number, because it can be changed into a prime (11320332103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1886722018 + ... + 1886722023.

It is an arithmetic number, because the mean of its divisors is an integer number (3773444042).

Almost surely, 2^11320332123 is an apocalyptic number.

11320332123 is a deficient number, since it is larger than the sum of its proper divisors (3773444045).

11320332123 is an equidigital number, since it uses as much as digits as its factorization.

11320332123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773444044.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11320332123 its reverse (32123302311), we get a palindrome (43443634434).

The spelling of 11320332123 in words is "eleven billion, three hundred twenty million, three hundred thirty-two thousand, one hundred twenty-three".