3201211312011 has 6 divisors (see below), whose sum is σ = 4623971895140. Its totient is φ = 2134140874668.

The previous prime is 3201211311923. The next prime is 3201211312021. The reversal of 3201211312011 is 1102131121023.

3201211312011 is a `hidden beast` number, since 320 + 1 + 21 + 1 + 312 + 0 + 11 = 666.

It is not a de Polignac number, because 3201211312011 - 2¹¹ = 3201211309963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3201211312021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177845072881 + ... + 177845072898.

Almost surely, 2^{3201211312011} is an apocalyptic number.

3201211312011 is a deficient number, since it is larger than the sum of its proper divisors (1422760583129).

3201211312011 is a wasteful number, since it uses less digits than its factorization.

3201211312011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355690145785 (or 355690145782 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 3201211312011 its reverse (1102131121023), we get a palindrome (4303342433034).

The spelling of 3201211312011 in words is "three trillion, two hundred one billion, two hundred eleven million, three hundred twelve thousand, eleven".