230011221211 has 4 divisors (see below), whose sum is σ = 230017991272. Its totient is φ = 230004451152.

The previous prime is 230011221199. The next prime is 230011221257. The reversal of 230011221211 is 112122110032.

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 230011221211 - 2¹⁵ = 230011188443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230011222211) 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, 3333810 + ... + 3402103.

It is an arithmetic number, because the mean of its divisors is an integer number (57504497818).

Almost surely, 2^230011221211 is an apocalyptic number.

230011221211 is a deficient number, since it is larger than the sum of its proper divisors (6770061).

230011221211 is an equidigital number, since it uses as much as digits as its factorization.

230011221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6770060.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 230011221211 its reverse (112122110032), we get a palindrome (342133331243).

The spelling of 230011221211 in words is "two hundred thirty billion, eleven million, two hundred twenty-one thousand, two hundred eleven".