3220222331220 has 48 divisors (see below), whose sum is σ = 9164436021888. Its totient is φ = 844648479360.

The previous prime is 3220222331167. The next prime is 3220222331257. The reversal of 3220222331220 is 221332220223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 439917424 + ... + 439924743.

It is an arithmetic number, because the mean of its divisors is an integer number (190925750456).

Almost surely, 2^{3220222331220} is an apocalyptic number.

3220222331220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3220222331220 is an abundant number, since it is smaller than the sum of its proper divisors (5944213690668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3220222331220 is a wasteful number, since it uses less digits than its factorization.

3220222331220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879842240 (or 879842238 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 3220222331220 its reverse (221332220223), we get a palindrome (3441554551443).

The spelling of 3220222331220 in words is "three trillion, two hundred twenty billion, two hundred twenty-two million, three hundred thirty-one thousand, two hundred twenty".