33233212212 has 24 divisors (see below), whose sum is σ = 82105583616. Its totient is φ = 10426105728.

The previous prime is 33233212171. The next prime is 33233212217. The reversal of 33233212212 is 21221233233.

It is a super-2 number, since 2×33233212212² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33233212217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81453748 + ... + 81454155.

It is an arithmetic number, because the mean of its divisors is an integer number (3421065984).

Almost surely, 2^33233212212 is an apocalyptic number.

It is an amenable number.

33233212212 is an abundant number, since it is smaller than the sum of its proper divisors (48872371404).

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

33233212212 is a wasteful number, since it uses less digits than its factorization.

33233212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162907927 (or 162907925 counting only the distinct ones).

The product of its digits is 2592, while the sum is 24.

Adding to 33233212212 its reverse (21221233233), we get a palindrome (54454445445).

The spelling of 33233212212 in words is "thirty-three billion, two hundred thirty-three million, two hundred twelve thousand, two hundred twelve".