3201211012 has 6 divisors (see below), whose sum is σ = 5602119278. Its totient is φ = 1600605504.

The previous prime is 3201210983. The next prime is 3201211019. The reversal of 3201211012 is 2101121023.

It can be written as a sum of positive squares in only one way, i.e., 3200843776 + 367236 = 56576^2 + 606^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3201210983 and 3201211001.

It is not an unprimeable number, because it can be changed into a prime (3201211019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400151373 + ... + 400151380.

Almost surely, 2^3201211012 is an apocalyptic number.

It is an amenable number.

3201211012 is a deficient number, since it is larger than the sum of its proper divisors (2400908266).

3201211012 is a wasteful number, since it uses less digits than its factorization.

3201211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800302757 (or 800302755 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 3201211012 is about 56579.2454173790. The cubic root of 3201211012 is about 1473.7984679427.

Adding to 3201211012 its reverse (2101121023), we get a palindrome (5302332035).

The spelling of 3201211012 in words is "three billion, two hundred one million, two hundred eleven thousand, twelve".