230212110211121 has 4 divisors (see below), whose sum is σ = 230215908086052. Its totient is φ = 230208312336192.

The previous prime is 230212110211117. The next prime is 230212110211243. The reversal of 230212110211121 is 121112011212032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43048505610496 + 187163604600625 = 6561136^2 + 13680775^2 .

It is a cyclic number.

It is not a de Polignac number, because 230212110211121 - 2² = 230212110211117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230212110211093 and 230212110211102.

It is not an unprimeable number, because it can be changed into a prime (230212110217121) 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, 1898846540 + ... + 1898967773.

It is an arithmetic number, because the mean of its divisors is an integer number (57553977021513).

Almost surely, 2^{230212110211121} is an apocalyptic number.

It is an amenable number.

230212110211121 is a deficient number, since it is larger than the sum of its proper divisors (3797874931).

230212110211121 is an equidigital number, since it uses as much as digits as its factorization.

230212110211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3797874930.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 230212110211121 its reverse (121112011212032), we get a palindrome (351324121423153).

The spelling of 230212110211121 in words is "two hundred thirty trillion, two hundred twelve billion, one hundred ten million, two hundred eleven thousand, one hundred twenty-one".