231330113301 has 16 divisors (see below), whose sum is σ = 355076049024. Its totient is φ = 131223753984.

The previous prime is 231330113297. The next prime is 231330113309. The reversal of 231330113301 is 103311033132.

It is not a de Polignac number, because 231330113301 - 2² = 231330113297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231330113309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40200480 + ... + 40206233.

It is an arithmetic number, because the mean of its divisors is an integer number (22192253064).

Almost surely, 2^231330113301 is an apocalyptic number.

231330113301 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

231330113301 is a deficient number, since it is larger than the sum of its proper divisors (123745935723).

231330113301 is a wasteful number, since it uses less digits than its factorization.

231330113301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80406860.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 231330113301 its reverse (103311033132), we get a palindrome (334641146433).

The spelling of 231330113301 in words is "two hundred thirty-one billion, three hundred thirty million, one hundred thirteen thousand, three hundred one".