233223323333021 has 32 divisors (see below), whose sum is σ = 272875574906880. Its totient is φ = 195159393164736.

The previous prime is 233223323332999. The next prime is 233223323333023. The reversal of 233223323333021 is 120333323322332.

233223323333021 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 233223323333021 - 2³⁰ = 233222249591197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233223323333023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5329700540 + ... + 5329744298.

It is an arithmetic number, because the mean of its divisors is an integer number (8527361715840).

Almost surely, 2^{233223323333021} is an apocalyptic number.

It is an amenable number.

233223323333021 is a deficient number, since it is larger than the sum of its proper divisors (39652251573859).

233223323333021 is a wasteful number, since it uses less digits than its factorization.

233223323333021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52233.

The product of its (nonzero) digits is 209952, while the sum is 35.

Adding to 233223323333021 its reverse (120333323322332), we get a palindrome (353556646655353).

The spelling of 233223323333021 in words is "two hundred thirty-three trillion, two hundred twenty-three billion, three hundred twenty-three million, three hundred thirty-three thousand, twenty-one".