233121302223 has 16 divisors (see below), whose sum is σ = 311318332800. Its totient is φ = 155169402336.

The previous prime is 233121302221. The next prime is 233121302231. The reversal of 233121302223 is 322203121332.

It is not a de Polignac number, because 233121302223 - 2¹ = 233121302221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 233121302193 and 233121302202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233121302221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6067728 + ... + 6106026.

It is an arithmetic number, because the mean of its divisors is an integer number (19457395800).

Almost surely, 2^233121302223 is an apocalyptic number.

233121302223 is a deficient number, since it is larger than the sum of its proper divisors (78197030577).

233121302223 is a wasteful number, since it uses less digits than its factorization.

233121302223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41446.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 233121302223 its reverse (322203121332), we get a palindrome (555324423555).

The spelling of 233121302223 in words is "two hundred thirty-three billion, one hundred twenty-one million, three hundred two thousand, two hundred twenty-three".