33220132243 has 4 divisors (see below), whose sum is σ = 33431725600. Its totient is φ = 33008538888.

The previous prime is 33220132241. The next prime is 33220132273. The reversal of 33220132243 is 34223102233.

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 33220132243 - 2¹ = 33220132241 is a prime.

It is a super-2 number, since 2×33220132243² (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 (33220132241) 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, 105796443 + ... + 105796756.

It is an arithmetic number, because the mean of its divisors is an integer number (8357931400).

Almost surely, 2^33220132243 is an apocalyptic number.

33220132243 is a deficient number, since it is larger than the sum of its proper divisors (211593357).

33220132243 is a wasteful number, since it uses less digits than its factorization.

33220132243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211593356.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 33220132243 its reverse (34223102233), we get a palindrome (67443234476).

The spelling of 33220132243 in words is "thirty-three billion, two hundred twenty million, one hundred thirty-two thousand, two hundred forty-three".