233211222321 has 64 divisors (see below), whose sum is σ = 408460216320. Its totient is φ = 114665448960.

The previous prime is 233211222319. The next prime is 233211222337. The reversal of 233211222321 is 123222112332.

233211222321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 233211222321 - 2¹ = 233211222319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 233211222291 and 233211222300.

It is not an unprimeable number, because it can be changed into a prime (233211222311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4790515 + ... + 4838951.

It is an arithmetic number, because the mean of its divisors is an integer number (6382190880).

Almost surely, 2^233211222321 is an apocalyptic number.

233211222321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

233211222321 is a deficient number, since it is larger than the sum of its proper divisors (175248993999).

233211222321 is a wasteful number, since it uses less digits than its factorization.

233211222321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49574.

The product of its digits is 1728, while the sum is 24.

Adding to 233211222321 its reverse (123222112332), we get a palindrome (356433334653).

The spelling of 233211222321 in words is "two hundred thirty-three billion, two hundred eleven million, two hundred twenty-two thousand, three hundred twenty-one".