123233322321 has 20 divisors (see below), whose sum is σ = 189064674612. Its totient is φ = 79935126048.

The previous prime is 123233322301. The next prime is 123233322341. The reversal of 123233322321 is 123223332321.

123233322321 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 3 + 332 + 2 + 321 = 666.

It is an interprime number because it is at equal distance from previous prime (123233322301) and next prime (123233322341).

It can be written as a sum of positive squares in 2 ways, for example, as 109693440000 + 13539882321 = 331200^2 + 116361^2 .

It is not a de Polignac number, because 123233322321 - 2¹⁸ = 123233060177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (123233322301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20556450 + ... + 20562443.

Almost surely, 2^123233322321 is an apocalyptic number.

It is an amenable number.

123233322321 is a deficient number, since it is larger than the sum of its proper divisors (65831352291).

123233322321 is an equidigital number, since it uses as much as digits as its factorization.

123233322321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41118942 (or 41118933 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

Adding to 123233322321 its reverse (123223332321), we get a palindrome (246456654642).

The spelling of 123233322321 in words is "one hundred twenty-three billion, two hundred thirty-three million, three hundred twenty-two thousand, three hundred twenty-one".