3230220312221 has 16 divisors (see below), whose sum is σ = 3704974625664. Its totient is φ = 2758801588224.

The previous prime is 3230220312211. The next prime is 3230220312307. The reversal of 3230220312221 is 1222130220323.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3230220312221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3230220312211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2729501 + ... + 3729693.

It is an arithmetic number, because the mean of its divisors is an integer number (231560914104).

Almost surely, 2^{3230220312221} is an apocalyptic number.

It is an amenable number.

3230220312221 is a deficient number, since it is larger than the sum of its proper divisors (474754313443).

3230220312221 is a wasteful number, since it uses less digits than its factorization.

3230220312221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001860.

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

Adding to 3230220312221 its reverse (1222130220323), we get a palindrome (4452350532544).

The spelling of 3230220312221 in words is "three trillion, two hundred thirty billion, two hundred twenty million, three hundred twelve thousand, two hundred twenty-one".