33132022212 has 48 divisors (see below), whose sum is σ = 77689946880. Its totient is φ = 10989522432.

The previous prime is 33132022207. The next prime is 33132022213. The reversal of 33132022212 is 21222023133.

It is a happy number.

It is a super-2 number, since 2×33132022212² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33132022213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4691388 + ... + 4698444.

It is an arithmetic number, because the mean of its divisors is an integer number (1618540560).

Almost surely, 2^33132022212 is an apocalyptic number.

It is an amenable number.

33132022212 is an abundant number, since it is smaller than the sum of its proper divisors (44557924668).

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

33132022212 is a wasteful number, since it uses less digits than its factorization.

33132022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8940 (or 8938 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33132022212 its reverse (21222023133), we get a palindrome (54354045345).

The spelling of 33132022212 in words is "thirty-three billion, one hundred thirty-two million, twenty-two thousand, two hundred twelve".