3201220012 has 6 divisors (see below), whose sum is σ = 5602135028. Its totient is φ = 1600610004.

The previous prime is 3201219949. The next prime is 3201220021. The reversal of 3201220012 is 2100221023.

It is a junction number, because it is equal to n+sod(n) for n = 3201219974 and 3201220001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400152498 + ... + 400152505.

Almost surely, 2^3201220012 is an apocalyptic number.

It is an amenable number.

3201220012 is a deficient number, since it is larger than the sum of its proper divisors (2400915016).

3201220012 is a wasteful number, since it uses less digits than its factorization.

3201220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800305007 (or 800305005 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3201220012 is about 56579.3249517878. The cubic root of 3201220012 is about 1473.7998491048.

Adding to 3201220012 its reverse (2100221023), we get a palindrome (5301441035).

The spelling of 3201220012 in words is "three billion, two hundred one million, two hundred twenty thousand, twelve".