2121323332223 has 8 divisors (see below), whose sum is σ = 2149667966160. Its totient is φ = 2093140206720.

The previous prime is 2121323332211. The next prime is 2121323332253. The reversal of 2121323332223 is 3222333231212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2121323332223 - 2⁶ = 2121323332159 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 (2121323332253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40350665 + ... + 40403202.

It is an arithmetic number, because the mean of its divisors is an integer number (268708495770).

Almost surely, 2^{2121323332223} is an apocalyptic number.

2121323332223 is a deficient number, since it is larger than the sum of its proper divisors (28344633937).

2121323332223 is a wasteful number, since it uses less digits than its factorization.

2121323332223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80754217.

The product of its digits is 15552, while the sum is 29.

Adding to 2121323332223 its reverse (3222333231212), we get a palindrome (5343656563435).

The spelling of 2121323332223 in words is "two trillion, one hundred twenty-one billion, three hundred twenty-three million, three hundred thirty-two thousand, two hundred twenty-three".