33213223311223 has 4 divisors (see below), whose sum is σ = 33223111145280. Its totient is φ = 33203335477168.

The previous prime is 33213223311221. The next prime is 33213223311259. The reversal of 33213223311223 is 32211332231233.

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 33213223311223 - 2¹ = 33213223311221 is a prime.

It is a super-3 number, since 3×33213223311223³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33213223311221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4943911990 + ... + 4943918707.

It is an arithmetic number, because the mean of its divisors is an integer number (8305777786320).

Almost surely, 2^{33213223311223} is an apocalyptic number.

33213223311223 is a deficient number, since it is larger than the sum of its proper divisors (9887834057).

33213223311223 is an equidigital number, since it uses as much as digits as its factorization.

33213223311223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9887834056.

The product of its digits is 23328, while the sum is 31.

Adding to 33213223311223 its reverse (32211332231233), we get a palindrome (65424555542456).

The spelling of 33213223311223 in words is "thirty-three trillion, two hundred thirteen billion, two hundred twenty-three million, three hundred eleven thousand, two hundred twenty-three".