3221200112 has 60 divisors (see below), whose sum is σ = 7093686600. Its totient is φ = 1408427136.

The previous prime is 3221200109. The next prime is 3221200121. The reversal of 3221200112 is 2110021223.

It is a happy number.

It is a super-2 number, since 2×3221200112² = 20752260323097625088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53639 + ... + 96537.

It is an arithmetic number, because the mean of its divisors is an integer number (118228110).

Almost surely, 2^3221200112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3221200112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3546843300).

3221200112 is an abundant number, since it is smaller than the sum of its proper divisors (3872486488).

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

3221200112 is a wasteful number, since it uses less digits than its factorization.

3221200112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42958 (or 42933 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 3221200112 is about 56755.6174488482. The cubic root of 3221200112 is about 1476.8596843106.

Adding to 3221200112 its reverse (2110021223), we get a palindrome (5331221335).

The spelling of 3221200112 in words is "three billion, two hundred twenty-one million, two hundred thousand, one hundred twelve".