231201112027 has 2 divisors, whose sum is σ = 231201112028. Its totient is φ = 231201112026.

The previous prime is 231201111989. The next prime is 231201112057. The reversal of 231201112027 is 720211102132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231201112027 - 2²⁷ = 231066894299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231201111989 and 231201112007.

It is not a weakly prime, because it can be changed into another prime (231201112057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115600556013 + 115600556014.

It is an arithmetic number, because the mean of its divisors is an integer number (115600556014).

Almost surely, 2^231201112027 is an apocalyptic number.

231201112027 is a deficient number, since it is larger than the sum of its proper divisors (1).

231201112027 is an equidigital number, since it uses as much as digits as its factorization.

231201112027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 231201112027 its reverse (720211102132), we get a palindrome (951412214159).

The spelling of 231201112027 in words is "two hundred thirty-one billion, two hundred one million, one hundred twelve thousand, twenty-seven".