33212443020 has 24 divisors (see below), whose sum is σ = 92994840624. Its totient is φ = 8856651456.

The previous prime is 33212443007. The next prime is 33212443051. The reversal of 33212443020 is 2034421233.

It is a super-2 number, since 2×33212443020² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276770299 + ... + 276770418.

It is an arithmetic number, because the mean of its divisors is an integer number (3874785026).

Almost surely, 2^33212443020 is an apocalyptic number.

33212443020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33212443020 is an abundant number, since it is smaller than the sum of its proper divisors (59782397604).

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

33212443020 is a wasteful number, since it uses less digits than its factorization.

33212443020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553540729 (or 553540727 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 33212443020 its reverse (2034421233), we get a palindrome (35246864253).

The spelling of 33212443020 in words is "thirty-three billion, two hundred twelve million, four hundred forty-three thousand, twenty".