2303123321 has 8 divisors (see below), whose sum is σ = 2353359744. Its totient is φ = 2253138160.

The previous prime is 2303123287. The next prime is 2303123327. The reversal of 2303123321 is 1233213032.

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 2303123321 - 2³⁰ = 1229381497 is a prime.

It is a super-3 number, since 3×2303123321³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2303123293 and 2303123302.

It is not an unprimeable number, because it can be changed into a prime (2303123327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44225 + ... + 81006.

It is an arithmetic number, because the mean of its divisors is an integer number (294169968).

Almost surely, 2^2303123321 is an apocalyptic number.

It is an amenable number.

2303123321 is a deficient number, since it is larger than the sum of its proper divisors (50236423).

2303123321 is a wasteful number, since it uses less digits than its factorization.

2303123321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125631.

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

The square root of 2303123321 is about 47990.8670582227. The cubic root of 2303123321 is about 1320.6033591928.

Adding to 2303123321 its reverse (1233213032), we get a palindrome (3536336353).

The spelling of 2303123321 in words is "two billion, three hundred three million, one hundred twenty-three thousand, three hundred twenty-one".