233223323221320 has 64 divisors (see below), whose sum is σ = 699781437587520. Its totient is φ = 62182977932544.

The previous prime is 233223323221283. The next prime is 233223323221349. The reversal of 233223323221320 is 23122323322332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154060182 + ... + 155566661.

It is an arithmetic number, because the mean of its divisors is an integer number (10934084962305).

Almost surely, 2^{233223323221320} is an apocalyptic number.

233223323221320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233223323221320 is an abundant number, since it is smaller than the sum of its proper divisors (466558114366200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233223323221320 is a wasteful number, since it uses less digits than its factorization.

233223323221320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309633134 (or 309633130 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 33.

Adding to 233223323221320 its reverse (23122323322332), we get a palindrome (256345646543652).

The spelling of 233223323221320 in words is "two hundred thirty-three trillion, two hundred twenty-three billion, three hundred twenty-three million, two hundred twenty-one thousand, three hundred twenty".