3221201023111 has 4 divisors (see below), whose sum is σ = 3222022133592. Its totient is φ = 3220379912632.

The previous prime is 3221201023093. The next prime is 3221201023141. The reversal of 3221201023111 is 1113201021223.

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 3221201023111 - 2³⁵ = 3186841284743 is a prime.

It is a super-2 number, since 2×3221201023111² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221201023141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410549356 + ... + 410557201.

It is an arithmetic number, because the mean of its divisors is an integer number (805505533398).

Almost surely, 2^{3221201023111} is an apocalyptic number.

3221201023111 is a deficient number, since it is larger than the sum of its proper divisors (821110481).

3221201023111 is an equidigital number, since it uses as much as digits as its factorization.

3221201023111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821110480.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 3221201023111 its reverse (1113201021223), we get a palindrome (4334402044334).

The spelling of 3221201023111 in words is "three trillion, two hundred twenty-one billion, two hundred one million, twenty-three thousand, one hundred eleven".