230111201211 has 4 divisors (see below), whose sum is σ = 306814934952. Its totient is φ = 153407467472.

The previous prime is 230111201183. The next prime is 230111201227. The reversal of 230111201211 is 112102111032.

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 230111201211 - 2¹⁴ = 230111184827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230111201911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38351866866 + ... + 38351866871.

It is an arithmetic number, because the mean of its divisors is an integer number (76703733738).

Almost surely, 2^230111201211 is an apocalyptic number.

230111201211 is a deficient number, since it is larger than the sum of its proper divisors (76703733741).

230111201211 is an equidigital number, since it uses as much as digits as its factorization.

230111201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76703733740.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 230111201211 its reverse (112102111032), we get a palindrome (342213312243).

The spelling of 230111201211 in words is "two hundred thirty billion, one hundred eleven million, two hundred one thousand, two hundred eleven".