33322210020 has 144 divisors (see below), whose sum is σ = 115060563072. Its totient is φ = 7726878720.

The previous prime is 33322210001. The next prime is 33322210049. The reversal of 33322210020 is 2001222333.

It is a happy number.

It is a super-2 number, since 2×33322210020² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 33322209975 and 33322210002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 320317 + ... + 411396.

It is an arithmetic number, because the mean of its divisors is an integer number (799031688).

Almost surely, 2^33322210020 is an apocalyptic number.

33322210020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33322210020 is an abundant number, since it is smaller than the sum of its proper divisors (81738353052).

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

33322210020 is a wasteful number, since it uses less digits than its factorization.

33322210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731762 (or 731757 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 33322210020 its reverse (2001222333), we get a palindrome (35323432353).

It can be divided in two parts, 33322 and 210020, that added together give a palindrome (243342).

The spelling of 33322210020 in words is "thirty-three billion, three hundred twenty-two million, two hundred ten thousand, twenty".