33221210223 has 8 divisors (see below), whose sum is σ = 44488375600. Its totient is φ = 22050759168.

The previous prime is 33221210221. The next prime is 33221210273. The reversal of 33221210223 is 32201212233.

It is a happy number.

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

It is not a de Polignac number, because 33221210223 - 2¹ = 33221210221 is a prime.

It is a super-2 number, since 2×33221210223² (a number of 22 digits) contains 22 as substring.

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 33221210223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33221210221) 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, 24177778 + ... + 24179151.

It is an arithmetic number, because the mean of its divisors is an integer number (5561046950).

Almost surely, 2^33221210223 is an apocalyptic number.

33221210223 is a deficient number, since it is larger than the sum of its proper divisors (11267165377).

33221210223 is a wasteful number, since it uses less digits than its factorization.

33221210223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48357161.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33221210223 its reverse (32201212233), we get a palindrome (65422422456).

The spelling of 33221210223 in words is "thirty-three billion, two hundred twenty-one million, two hundred ten thousand, two hundred twenty-three".