331132202112 has 128 divisors (see below), whose sum is σ = 904210954560. Its totient is φ = 107290939392.

The previous prime is 331132202111. The next prime is 331132202117. The reversal of 331132202112 is 211202231133.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (331132202111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15518683 + ... + 15540005.

Almost surely, 2^331132202112 is an apocalyptic number.

331132202112 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 331132202112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (452105477280).

331132202112 is an abundant number, since it is smaller than the sum of its proper divisors (573078752448).

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

331132202112 is a wasteful number, since it uses less digits than its factorization.

331132202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22470 (or 22458 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 331132202112 its reverse (211202231133), we get a palindrome (542334433245).

The spelling of 331132202112 in words is "three hundred thirty-one billion, one hundred thirty-two million, two hundred two thousand, one hundred twelve".