3221111112 has 64 divisors (see below), whose sum is σ = 8128512000. Its totient is φ = 1063656000.

The previous prime is 3221111083. The next prime is 3221111129. The reversal of 3221111112 is 2111111223.

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3221111091 and 3221111100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1197433 + ... + 1200119.

It is an arithmetic number, because the mean of its divisors is an integer number (127008000).

Almost surely, 2^3221111112 is an apocalyptic number.

It is an amenable number.

3221111112 is an abundant number, since it is smaller than the sum of its proper divisors (4907400888).

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

3221111112 is a wasteful number, since it uses less digits than its factorization.

3221111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3146 (or 3142 counting only the distinct ones).

The product of its digits is 24, while the sum is 15.

The square root of 3221111112 is about 56754.8333800743. The cubic root of 3221111112 is about 1476.8460825764.

Adding to 3221111112 its reverse (2111111223), we get a palindrome (5332222335).

It can be divided in two parts, 3221111 and 112, that added together give a palindrome (3221223).

The spelling of 3221111112 in words is "three billion, two hundred twenty-one million, one hundred eleven thousand, one hundred twelve".