3213120321011 has 8 divisors (see below), whose sum is σ = 3246478536000. Its totient is φ = 3179766866688.

The previous prime is 3213120320869. The next prime is 3213120321031. The reversal of 3213120321011 is 1101230213123.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3213120321011 - 2¹⁴ = 3213120304627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3213120321031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174785 + ... + 2541021.

It is an arithmetic number, because the mean of its divisors is an integer number (405809817000).

Almost surely, 2^{3213120321011} is an apocalyptic number.

3213120321011 is a deficient number, since it is larger than the sum of its proper divisors (33358214989).

3213120321011 is a wasteful number, since it uses less digits than its factorization.

3213120321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2380333.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 3213120321011 its reverse (1101230213123), we get a palindrome (4314350534134).

The spelling of 3213120321011 in words is "three trillion, two hundred thirteen billion, one hundred twenty million, three hundred twenty-one thousand, eleven".