3232121312 has 96 divisors (see below), whose sum is σ = 7752729600. Its totient is φ = 1295543808.

The previous prime is 3232121281. The next prime is 3232121323. The reversal of 3232121312 is 2131212323.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331418 + ... + 341030.

It is an arithmetic number, because the mean of its divisors is an integer number (80757600).

Almost surely, 2^3232121312 is an apocalyptic number.

3232121312 is a gapful number since it is divisible by the number (32) 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 3232121312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3876364800).

3232121312 is an abundant number, since it is smaller than the sum of its proper divisors (4520608288).

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

3232121312 is a wasteful number, since it uses less digits than its factorization.

3232121312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9728 (or 9720 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 3232121312 is about 56851.7485395128. The cubic root of 3232121312 is about 1478.5268565443.

Adding to 3232121312 its reverse (2131212323), we get a palindrome (5363333635).

The spelling of 3232121312 in words is "three billion, two hundred thirty-two million, one hundred twenty-one thousand, three hundred twelve".