121332323 has 4 divisors (see below), whose sum is σ = 138665520. Its totient is φ = 103999128.

The previous prime is 121332319. The next prime is 121332373. The reversal of 121332323 is 323233121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323233121 = 17 ⋅19013713.

It is a cyclic number.

It is not a de Polignac number, because 121332323 - 2² = 121332319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121332295 and 121332304.

It is not an unprimeable number, because it can be changed into a prime (121332373) 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, 8666588 + ... + 8666601.

It is an arithmetic number, because the mean of its divisors is an integer number (34666380).

Almost surely, 2^121332323 is an apocalyptic number.

121332323 is a deficient number, since it is larger than the sum of its proper divisors (17333197).

121332323 is an equidigital number, since it uses as much as digits as its factorization.

121332323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17333196.

The product of its digits is 648, while the sum is 20.

The square root of 121332323 is about 11015.0952333604. The cubic root of 121332323 is about 495.0611399499.

Adding to 121332323 its reverse (323233121), we get a palindrome (444565444).

The spelling of 121332323 in words is "one hundred twenty-one million, three hundred thirty-two thousand, three hundred twenty-three".