223212333331 has 8 divisors (see below), whose sum is σ = 240386313104. Its totient is φ = 206038896480.

The previous prime is 223212333287. The next prime is 223212333341. The reversal of 223212333331 is 133333212322.

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 223212333331 - 2²³ = 223203944723 is a prime.

It is a super-3 number, since 3×223212333331³ (a number of 35 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 self number, because there is not a number n which added to its sum of digits gives 223212333331.

It is not an unprimeable number, because it can be changed into a prime (223212333341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1219096 + ... + 1390186.

It is an arithmetic number, because the mean of its divisors is an integer number (30048289138).

Almost surely, 2^223212333331 is an apocalyptic number.

223212333331 is a deficient number, since it is larger than the sum of its proper divisors (17173979773).

223212333331 is a wasteful number, since it uses less digits than its factorization.

223212333331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271461.

The product of its digits is 11664, while the sum is 28.

Adding to 223212333331 its reverse (133333212322), we get a palindrome (356545545653).

The spelling of 223212333331 in words is "two hundred twenty-three billion, two hundred twelve million, three hundred thirty-three thousand, three hundred thirty-one".