3320210111221 has 4 divisors (see below), whose sum is σ = 3320219556000. Its totient is φ = 3320200666444.

The previous prime is 3320210111167. The next prime is 3320210111249. The reversal of 3320210111221 is 1221110120233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3320210111221 - 2²¹ = 3320208014069 is a prime.

It is a super-2 number, since 2×3320210111221² (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 (3320210111921) 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, 4173841 + ... + 4905238.

It is an arithmetic number, because the mean of its divisors is an integer number (830054889000).

Almost surely, 2^{3320210111221} is an apocalyptic number.

It is an amenable number.

3320210111221 is a deficient number, since it is larger than the sum of its proper divisors (9444779).

3320210111221 is an equidigital number, since it uses as much as digits as its factorization.

3320210111221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9444778.

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

Adding to 3320210111221 its reverse (1221110120233), we get a palindrome (4541320231454).

The spelling of 3320210111221 in words is "three trillion, three hundred twenty billion, two hundred ten million, one hundred eleven thousand, two hundred twenty-one".