221022004233 has 8 divisors (see below), whose sum is σ = 295465448448. Its totient is φ = 146963281424.

The previous prime is 221022004223. The next prime is 221022004249. The reversal of 221022004233 is 332400220122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221022004233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221022004213) 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 7 ways as a sum of consecutive naturals, for example, 96179010 + ... + 96181307.

It is an arithmetic number, because the mean of its divisors is an integer number (36933181056).

Almost surely, 2^221022004233 is an apocalyptic number.

It is an amenable number.

221022004233 is a deficient number, since it is larger than the sum of its proper divisors (74443444215).

221022004233 is a wasteful number, since it uses less digits than its factorization.

221022004233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192360703.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 221022004233 its reverse (332400220122), we get a palindrome (553422224355).

The spelling of 221022004233 in words is "two hundred twenty-one billion, twenty-two million, four thousand, two hundred thirty-three".