3213321210220 has 24 divisors (see below), whose sum is σ = 7361426773008. Its totient is φ = 1168480440000.

The previous prime is 3213321210193. The next prime is 3213321210233. The reversal of 3213321210220 is 220121233123.

3213321210220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 3213321210191 and 3213321210200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7303002531 + ... + 7303002970.

It is an arithmetic number, because the mean of its divisors is an integer number (306726115542).

Almost surely, 2^{3213321210220} is an apocalyptic number.

It is an amenable number.

3213321210220 is an abundant number, since it is smaller than the sum of its proper divisors (4148105562788).

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

3213321210220 is a wasteful number, since it uses less digits than its factorization.

3213321210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14606005521 (or 14606005519 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 3213321210220 its reverse (220121233123), we get a palindrome (3433442443343).

The spelling of 3213321210220 in words is "three trillion, two hundred thirteen billion, three hundred twenty-one million, two hundred ten thousand, two hundred twenty".