33220133320 has 64 divisors (see below), whose sum is σ = 83436661440. Its totient is φ = 11799110400.

The previous prime is 33220133269. The next prime is 33220133341. The reversal of 33220133320 is 2333102233.

It is a super-2 number, since 2×33220133320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 33220133291 and 33220133300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 858991 + ... + 896830.

It is an arithmetic number, because the mean of its divisors is an integer number (1303697835).

Almost surely, 2^33220133320 is an apocalyptic number.

It is an amenable number.

33220133320 is an abundant number, since it is smaller than the sum of its proper divisors (50216528120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33220133320 is a wasteful number, since it uses less digits than its factorization.

33220133320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755886 (or 1755882 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 33220133320 its reverse (2333102233), we get a palindrome (35553235553).

The spelling of 33220133320 in words is "thirty-three billion, two hundred twenty million, one hundred thirty-three thousand, three hundred twenty".