3132222120 has 96 divisors (see below), whose sum is σ = 10778550120. Its totient is φ = 786124800.

The previous prime is 3132222077. The next prime is 3132222127. The reversal of 3132222120 is 212222313.

It can be written as a sum of positive squares in 4 ways, for example, as 3126375396 + 5846724 = 55914^2 + 2418^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3132222093 and 3132222102.

It is not an unprimeable number, because it can be changed into a prime (3132222127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249781 + ... + 262020.

Almost surely, 2^3132222120 is an apocalyptic number.

3132222120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3132222120 is an abundant number, since it is smaller than the sum of its proper divisors (7646328000).

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

3132222120 is a wasteful number, since it uses less digits than its factorization.

3132222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511835 (or 511828 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3132222120 is about 55966.2587636515. The cubic root of 3132222120 is about 1463.1342749568.

Adding to 3132222120 its reverse (212222313), we get a palindrome (3344444433).

The spelling of 3132222120 in words is "three billion, one hundred thirty-two million, two hundred twenty-two thousand, one hundred twenty".