121303323 has 12 divisors (see below), whose sum is σ = 176952048. Its totient is φ = 80067600.

The previous prime is 121303321. The next prime is 121303327. The reversal of 121303323 is 323303121.

It is not a de Polignac number, because 121303323 - 2¹ = 121303321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121303296 and 121303305.

It is not an unprimeable number, because it can be changed into a prime (121303321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65815 + ... + 67632.

It is an arithmetic number, because the mean of its divisors is an integer number (14746004).

Almost surely, 2^121303323 is an apocalyptic number.

121303323 is a deficient number, since it is larger than the sum of its proper divisors (55648725).

121303323 is a wasteful number, since it uses less digits than its factorization.

121303323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133554 (or 133551 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 121303323 is about 11013.7787793291. The cubic root of 121303323 is about 495.0216947945.

Adding to 121303323 its reverse (323303121), we get a palindrome (444606444).

The spelling of 121303323 in words is "one hundred twenty-one million, three hundred three thousand, three hundred twenty-three".