3221022200213 has 4 divisors (see below), whose sum is σ = 3252913509228. Its totient is φ = 3189130891200.

The previous prime is 3221022200203. The next prime is 3221022200267. The reversal of 3221022200213 is 3120022201223.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2104582715524 + 1116439484689 = 1450718^2 + 1056617^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3221022200213 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 (3221022200203) 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, 15945654356 + ... + 15945654557.

It is an arithmetic number, because the mean of its divisors is an integer number (813228377307).

Almost surely, 2^{3221022200213} is an apocalyptic number.

It is an amenable number.

3221022200213 is a deficient number, since it is larger than the sum of its proper divisors (31891309015).

3221022200213 is a wasteful number, since it uses less digits than its factorization.

3221022200213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31891309014.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 3221022200213 its reverse (3120022201223), we get a palindrome (6341044401436).

The spelling of 3221022200213 in words is "three trillion, two hundred twenty-one billion, twenty-two million, two hundred thousand, two hundred thirteen".