3312221232 has 20 divisors (see below), whose sum is σ = 8556571640. Its totient is φ = 1104073728.

The previous prime is 3312221221. The next prime is 3312221233. The reversal of 3312221232 is 2321222133.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 3312221199 and 3312221208.

It is not an unprimeable number, because it can be changed into a prime (3312221233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34502257 + ... + 34502352.

It is an arithmetic number, because the mean of its divisors is an integer number (427828582).

Almost surely, 2^3312221232 is an apocalyptic number.

It is an amenable number.

3312221232 is an abundant number, since it is smaller than the sum of its proper divisors (5244350408).

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

3312221232 is a wasteful number, since it uses less digits than its factorization.

3312221232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69004620 (or 69004614 counting only the distinct ones).

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

The square root of 3312221232 is about 57551.9003335250. The cubic root of 3312221232 is about 1490.6411714361.

Adding to 3312221232 its reverse (2321222133), we get a palindrome (5633443365).

Subtracting from 3312221232 its reverse (2321222133), we obtain a palindrome (990999099).

The spelling of 3312221232 in words is "three billion, three hundred twelve million, two hundred twenty-one thousand, two hundred thirty-two".