231310200 has 192 divisors, whose sum is σ = 792270720. Its totient is φ = 55360000.

The previous prime is 231310193. The next prime is 231310213. The reversal of 231310200 is 2013132.

It is a happy number.

231310200 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 666427 + ... + 666773.

It is an arithmetic number, because the mean of its divisors is an integer number (4126410).

Almost surely, 2^231310200 is an apocalyptic number.

231310200 is a gapful number since it is divisible by the number (20) 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 231310200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396135360).

231310200 is an abundant number, since it is smaller than the sum of its proper divisors (560960520).

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

231310200 is a wasteful number, since it uses less digits than its factorization.

231310200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478 (or 469 counting only the distinct ones).

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

The square root of 231310200 is about 15208.8855607503. The cubic root of 231310200 is about 613.8537708762.

Adding to 231310200 its reverse (2013132), we get a palindrome (233323332).

The spelling of 231310200 in words is "two hundred thirty-one million, three hundred ten thousand, two hundred".