3321220221233 has 4 divisors (see below), whose sum is σ = 3321225671280. Its totient is φ = 3321214771188.

The previous prime is 3321220221181. The next prime is 3321220221289.

3321220221233 is nontrivially palindromic in base 10.

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 3321220221233 - 2¹⁴ = 3321220204849 is a prime.

It is a super-2 number, since 2×3321220221233² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3321220220233) 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, 1676435 + ... + 3074552.

It is an arithmetic number, because the mean of its divisors is an integer number (830306417820).

Almost surely, 2^{3321220221233} is an apocalyptic number.

It is an amenable number.

3321220221233 is a deficient number, since it is larger than the sum of its proper divisors (5450047).

3321220221233 is an equidigital number, since it uses as much as digits as its factorization.

3321220221233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5450046.

The product of its (nonzero) digits is 5184, while the sum is 26.

It can be divided in two parts, 3321220 and 221233, that added together give a palindrome (3542453).

The spelling of 3321220221233 in words is "three trillion, three hundred twenty-one billion, two hundred twenty million, two hundred twenty-one thousand, two hundred thirty-three".