231301230099 has 4 divisors (see below), whose sum is σ = 308401640136. Its totient is φ = 154200820064.

The previous prime is 231301229989. The next prime is 231301230103. The reversal of 231301230099 is 990032103132.

231301230099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 231301230099 - 2¹¹ = 231301228051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231301230299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38550205014 + ... + 38550205019.

It is an arithmetic number, because the mean of its divisors is an integer number (77100410034).

Almost surely, 2^231301230099 is an apocalyptic number.

231301230099 is a deficient number, since it is larger than the sum of its proper divisors (77100410037).

231301230099 is an equidigital number, since it uses as much as digits as its factorization.

231301230099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77100410036.

The product of its (nonzero) digits is 8748, while the sum is 33.

The spelling of 231301230099 in words is "two hundred thirty-one billion, three hundred one million, two hundred thirty thousand, ninety-nine".