3212101221011 has 4 divisors (see below), whose sum is σ = 3214740582312. Its totient is φ = 3209461859712.

The previous prime is 3212101220959. The next prime is 3212101221097. The reversal of 3212101221011 is 1101221012123.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3212101221011 - 2⁶ = 3212101220947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3212101221211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1319678825 + ... + 1319681258.

It is an arithmetic number, because the mean of its divisors is an integer number (803685145578).

Almost surely, 2^{3212101221011} is an apocalyptic number.

3212101221011 is a deficient number, since it is larger than the sum of its proper divisors (2639361301).

3212101221011 is a wasteful number, since it uses less digits than its factorization.

3212101221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2639361300.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 3212101221011 its reverse (1101221012123), we get a palindrome (4313322233134).

The spelling of 3212101221011 in words is "three trillion, two hundred twelve billion, one hundred one million, two hundred twenty-one thousand, eleven".