3221113040 has 80 divisors (see below), whose sum is σ = 7665366528. Its totient is φ = 1258242048.

The previous prime is 3221113037. The next prime is 3221113043. The reversal of 3221113040 is 403111223.

It is an interprime number because it is at equal distance from previous prime (3221113037) and next prime (3221113043).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221113043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2793104 + ... + 2794256.

Almost surely, 2^3221113040 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 3221113040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3832683264).

3221113040 is an abundant number, since it is smaller than the sum of its proper divisors (4444253488).

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

3221113040 is a wasteful number, since it uses less digits than its factorization.

3221113040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956 (or 1950 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3221113040 is about 56754.8503654093. The cubic root of 3221113040 is about 1476.8463772324.

Adding to 3221113040 its reverse (403111223), we get a palindrome (3624224263).

The spelling of 3221113040 in words is "three billion, two hundred twenty-one million, one hundred thirteen thousand, forty".