3222511011220 has 48 divisors (see below), whose sum is σ = 6931167788160. Its totient is φ = 1257842791296.

The previous prime is 3222511011197. The next prime is 3222511011271. The reversal of 3222511011220 is 221101152223.

It is a junction number, because it is equal to n+sod(n) for n = 3222511011191 and 3222511011200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 848335 + ... + 2676694.

It is an arithmetic number, because the mean of its divisors is an integer number (144399328920).

Almost surely, 2^{3222511011220} is an apocalyptic number.

It is an amenable number.

3222511011220 is an abundant number, since it is smaller than the sum of its proper divisors (3708656776940).

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

3222511011220 is a wasteful number, since it uses less digits than its factorization.

3222511011220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3526144 (or 3526142 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 3222511011220 its reverse (221101152223), we get a palindrome (3443612163443).

The spelling of 3222511011220 in words is "three trillion, two hundred twenty-two billion, five hundred eleven million, eleven thousand, two hundred twenty".