3321221412 has 48 divisors (see below), whose sum is σ = 7859255040. Its totient is φ = 1091484672.

The previous prime is 3321221411. The next prime is 3321221419. The reversal of 3321221412 is 2141221233.

3321221412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3321221412² = 22061023335054547488, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (3321221411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307813 + ... + 318419.

It is an arithmetic number, because the mean of its divisors is an integer number (163734480).

Almost surely, 2^3321221412 is an apocalyptic number.

It is an amenable number.

3321221412 is an abundant number, since it is smaller than the sum of its proper divisors (4538033628).

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

3321221412 is a wasteful number, since it uses less digits than its factorization.

3321221412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10980 (or 10978 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 3321221412 is about 57630.0391462647. The cubic root of 3321221412 is about 1491.9901056396.

Adding to 3321221412 its reverse (2141221233), we get a palindrome (5462442645).

The spelling of 3321221412 in words is "three billion, three hundred twenty-one million, two hundred twenty-one thousand, four hundred twelve".