1232212323 has 4 divisors (see below), whose sum is σ = 1642949768. Its totient is φ = 821474880.

The previous prime is 1232212297. The next prime is 1232212351. The reversal of 1232212323 is 3232122321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1232212323 - 2⁶ = 1232212259 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 1232212323.

It is not an unprimeable number, because it can be changed into a prime (1232212363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205368718 + ... + 205368723.

It is an arithmetic number, because the mean of its divisors is an integer number (410737442).

Almost surely, 2^1232212323 is an apocalyptic number.

1232212323 is a deficient number, since it is larger than the sum of its proper divisors (410737445).

1232212323 is an equidigital number, since it uses as much as digits as its factorization.

1232212323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410737444.

The product of its digits is 864, while the sum is 21.

The square root of 1232212323 is about 35102.8819757011. The cubic root of 1232212323 is about 1072.0832627626.

Adding to 1232212323 its reverse (3232122321), we get a palindrome (4464334644).

The spelling of 1232212323 in words is "one billion, two hundred thirty-two million, two hundred twelve thousand, three hundred twenty-three".