3220131120 has 80 divisors (see below), whose sum is σ = 9991048032. Its totient is φ = 857958400.

The previous prime is 3220131119. The next prime is 3220131121. The reversal of 3220131120 is 211310223.

It is an interprime number because it is at equal distance from previous prime (3220131119) and next prime (3220131121).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3220131120.

It is not an unprimeable number, because it can be changed into a prime (3220131121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307084 + ... + 317396.

Almost surely, 2^3220131120 is an apocalyptic number.

3220131120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3220131120 is an abundant number, since it is smaller than the sum of its proper divisors (6770916912).

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

3220131120 is a wasteful number, since it uses less digits than its factorization.

3220131120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11630 (or 11624 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 3220131120 is about 56746.1991678738. The cubic root of 3220131120 is about 1476.6962953244.

Adding to 3220131120 its reverse (211310223), we get a palindrome (3431441343).

The spelling of 3220131120 in words is "three billion, two hundred twenty million, one hundred thirty-one thousand, one hundred twenty".