231302130011 has 4 divisors (see below), whose sum is σ = 231404072400. Its totient is φ = 231200187624.

The previous prime is 231302130001. The next prime is 231302130019. The reversal of 231302130011 is 110031203132.

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 231302130011 - 2³⁴ = 214122260827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231302130019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50967791 + ... + 50972328.

It is an arithmetic number, because the mean of its divisors is an integer number (57851018100).

Almost surely, 2^231302130011 is an apocalyptic number.

231302130011 is a deficient number, since it is larger than the sum of its proper divisors (101942389).

231302130011 is a wasteful number, since it uses less digits than its factorization.

231302130011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101942388.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 231302130011 its reverse (110031203132), we get a palindrome (341333333143).

The spelling of 231302130011 in words is "two hundred thirty-one billion, three hundred two million, one hundred thirty thousand, eleven".