3320222031221 has 16 divisors (see below), whose sum is σ = 3609286371840. Its totient is φ = 3042677856960.

The previous prime is 3320222031211. The next prime is 3320222031271. The reversal of 3320222031221 is 1221302220233.

3320222031221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-3320222031221 is a prime.

It is a super-2 number, since 2×3320222031221² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320222031211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121391 + ... + 2579763.

It is an arithmetic number, because the mean of its divisors is an integer number (225580398240).

Almost surely, 2^{3320222031221} is an apocalyptic number.

3320222031221 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3320222031221 is a deficient number, since it is larger than the sum of its proper divisors (289064340619).

3320222031221 is a wasteful number, since it uses less digits than its factorization.

3320222031221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460716.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 3320222031221 its reverse (1221302220233), we get a palindrome (4541524251454).

The spelling of 3320222031221 in words is "three trillion, three hundred twenty billion, two hundred twenty-two million, thirty-one thousand, two hundred twenty-one".