3222001332020 has 12 divisors (see below), whose sum is σ = 6766202797284. Its totient is φ = 1288800532800.

The previous prime is 3222001331917. The next prime is 3222001332041. The reversal of 3222001332020 is 202331002223.

It can be written as a sum of positive squares in 2 ways, for example, as 1259121875236 + 1962879456784 = 1122106^2 + 1401028^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 161100066601 = 3222001332020 / (3 + 2 + 2 + 2 + 0 + 0 + 1 + 3 + 3 + 2 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 3222001331983 and 3222001332001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80550033281 + ... + 80550033320.

It is an arithmetic number, because the mean of its divisors is an integer number (563850233107).

Almost surely, 2^{3222001332020} is an apocalyptic number.

It is an amenable number.

3222001332020 is an abundant number, since it is smaller than the sum of its proper divisors (3544201465264).

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

3222001332020 is a wasteful number, since it uses less digits than its factorization.

3222001332020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161100066610 (or 161100066608 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 3222001332020 its reverse (202331002223), we get a palindrome (3424332334243).

The spelling of 3222001332020 in words is "three trillion, two hundred twenty-two billion, one million, three hundred thirty-two thousand, twenty".