33220333132 has 24 divisors (see below), whose sum is σ = 66538844064.
Its totient is φ = 14216247552.
The previous prime is 33220333127. The next prime is 33220333163. The reversal of 33220333132 is 23133302233.
Adding to 33220333132 its reverse (23133302233), we get a palindrome (56353635365).
It is a super-2 number, since 2×332203331322 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 33220333097 and 33220333106.
It is an unprimeable number.
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, 857293 + ... + 895204.
It is an arithmetic number, because the mean of its divisors is an integer number (2772451836).
Almost surely, 233220333132 is an apocalyptic number.
It is an amenable number.
33220333132 is an abundant number, since it is smaller than the sum of its proper divisors (33318510932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33220333132 is a wasteful number, since it uses less digits than its factorization.
33220333132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1753185 (or 1753183 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 25.
The spelling of 33220333132 in words is "thirty-three billion, two hundred twenty million, three hundred thirty-three thousand, one hundred thirty-two".