231204340300 has 72 divisors (see below), whose sum is σ = 507105633440. Its totient is φ = 91488614400.

The previous prime is 231204340277. The next prime is 231204340313. The reversal of 231204340300 is 3043402132.

It is a happy number.

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, 33645865 + ... + 33652735.

Almost surely, 2^231204340300 is an apocalyptic number.

231204340300 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 231204340300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253552816720).

231204340300 is an abundant number, since it is smaller than the sum of its proper divisors (275901293140).

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

231204340300 is a wasteful number, since it uses less digits than its factorization.

231204340300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10451 (or 10444 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 231204340300 its reverse (3043402132), we get a palindrome (234247742432).

The spelling of 231204340300 in words is "two hundred thirty-one billion, two hundred four million, three hundred forty thousand, three hundred".