3320121144 has 64 divisors (see below), whose sum is σ = 8605900800. Its totient is φ = 1066133376.

The previous prime is 3320121067. The next prime is 3320121197. The reversal of 3320121144 is 4411210233.

It is a super-2 number, since 2×3320121144² = 22046408821671737472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3320121144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317097 + ... + 327399.

It is an arithmetic number, because the mean of its divisors is an integer number (134467200).

Almost surely, 2^3320121144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3320121144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4302950400).

3320121144 is an abundant number, since it is smaller than the sum of its proper divisors (5285779656).

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

3320121144 is a wasteful number, since it uses less digits than its factorization.

3320121144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10804 (or 10800 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3320121144 is about 57620.4923963688. The cubic root of 3320121144 is about 1491.8253298863.

Adding to 3320121144 its reverse (4411210233), we get a palindrome (7731331377).

It can be divided in two parts, 33201 and 21144, that added together give a palindrome (54345).

The spelling of 3320121144 in words is "three billion, three hundred twenty million, one hundred twenty-one thousand, one hundred forty-four".