33421143323 has 4 divisors (see below), whose sum is σ = 33422110200. Its totient is φ = 33420176448.

The previous prime is 33421143311. The next prime is 33421143331. The reversal of 33421143323 is 32334112433.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33421143323 - 2¹⁶ = 33421077787 is a prime.

It is a super-2 number, since 2×33421143323² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33421143823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429590 + ... + 501387.

It is an arithmetic number, because the mean of its divisors is an integer number (8355527550).

Almost surely, 2^33421143323 is an apocalyptic number.

33421143323 is a deficient number, since it is larger than the sum of its proper divisors (966877).

33421143323 is an equidigital number, since it uses as much as digits as its factorization.

33421143323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966876.

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

Adding to 33421143323 its reverse (32334112433), we get a palindrome (65755255756).

The spelling of 33421143323 in words is "thirty-three billion, four hundred twenty-one million, one hundred forty-three thousand, three hundred twenty-three".