3311332322220 has 576 divisors, whose sum is σ = 11570762649600. Its totient is φ = 784893957120.

The previous prime is 3311332322209. The next prime is 3311332322251. The reversal of 3311332322220 is 222232331133.

3311332322220 is a `hidden beast` number, since 3 + 3 + 1 + 1 + 332 + 322 + 2 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1140657289 + ... + 1140660191.

It is an arithmetic number, because the mean of its divisors is an integer number (20088129600).

Almost surely, 2^{3311332322220} is an apocalyptic number.

3311332322220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3311332322220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5785381324800).

3311332322220 is an abundant number, since it is smaller than the sum of its proper divisors (8259430327380).

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

3311332322220 is a wasteful number, since it uses less digits than its factorization.

3311332322220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3407 (or 3386 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 3311332322220 its reverse (222232331133), we get a palindrome (3533564653353).

The spelling of 3311332322220 in words is "three trillion, three hundred eleven billion, three hundred thirty-two million, three hundred twenty-two thousand, two hundred twenty".