331012200 has 96 divisors (see below), whose sum is σ = 1028907360. Its totient is φ = 88032000.

The previous prime is 331012193. The next prime is 331012223. The reversal of 331012200 is 2210133.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420207 + ... + 420993.

It is an arithmetic number, because the mean of its divisors is an integer number (10717785).

Almost surely, 2^331012200 is an apocalyptic number.

331012200 is a gapful number since it is divisible by the number (30) 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 331012200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514453680).

331012200 is an abundant number, since it is smaller than the sum of its proper divisors (697895160).

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

331012200 is a wasteful number, since it uses less digits than its factorization.

331012200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507 (or 1498 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 331012200 is about 18193.7406818939. The cubic root of 331012200 is about 691.7481402711.

Adding to 331012200 its reverse (2210133), we get a palindrome (333222333).

The spelling of 331012200 in words is "three hundred thirty-one million, twelve thousand, two hundred".