1233223321 has 4 divisors (see below), whose sum is σ = 1345334544. Its totient is φ = 1121112100.

The previous prime is 1233223319. The next prime is 1233223337.

1233223321 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1233223321 - 2¹ = 1233223319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1233223292 and 1233223301.

It is not an unprimeable number, because it can be changed into a prime (1233221321) 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, 56055595 + ... + 56055616.

It is an arithmetic number, because the mean of its divisors is an integer number (336333636).

Almost surely, 2^1233223321 is an apocalyptic number.

1233223321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1233223321 is a deficient number, since it is larger than the sum of its proper divisors (112111223).

1233223321 is a wasteful number, since it uses less digits than its factorization.

1233223321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112111222.

The product of its digits is 1296, while the sum is 22.

The square root of 1233223321 is about 35117.2795216258. The cubic root of 1233223321 is about 1072.3763880407.

It can be divided in two parts, 12332 and 23321, that added together give a palindrome (35653).

The spelling of 1233223321 in words is "one billion, two hundred thirty-three million, two hundred twenty-three thousand, three hundred twenty-one".