111320132230121 has 4 divisors (see below), whose sum is σ = 111896920480212. Its totient is φ = 110743343980032.

The previous prime is 111320132230079. The next prime is 111320132230141. The reversal of 111320132230121 is 121032231023111.

It is a happy number.

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 34220581226896 + 77099551003225 = 5849836^2 + 8780635^2 .

It is a cyclic number.

It is not a de Polignac number, because 111320132230121 - 2³⁴ = 111302952360937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111320132230141) 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, 288394124756 + ... + 288394125141.

It is an arithmetic number, because the mean of its divisors is an integer number (27974230120053).

Almost surely, 2^{111320132230121} is an apocalyptic number.

It is an amenable number.

111320132230121 is a deficient number, since it is larger than the sum of its proper divisors (576788250091).

111320132230121 is an equidigital number, since it uses as much as digits as its factorization.

111320132230121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576788250090.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 111320132230121 its reverse (121032231023111), we get a palindrome (232352363253232).

The spelling of 111320132230121 in words is "one hundred eleven trillion, three hundred twenty billion, one hundred thirty-two million, two hundred thirty thousand, one hundred twenty-one".