112330100021 has 2 divisors, whose sum is σ = 112330100022. Its totient is φ = 112330100020.

The previous prime is 112330099979. The next prime is 112330100023. The reversal of 112330100021 is 120001033211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106595067121 + 5735032900 = 326489^2 + 75730^2 .

It is an emirp because it is prime and its reverse (120001033211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112330100021 - 2³⁰ = 111256358197 is a prime.

Together with 112330100023, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 112330099969 and 112330100005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112330100023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56165050010 + 56165050011.

It is an arithmetic number, because the mean of its divisors is an integer number (56165050011).

Almost surely, 2^112330100021 is an apocalyptic number.

It is an amenable number.

112330100021 is a deficient number, since it is larger than the sum of its proper divisors (1).

112330100021 is an equidigital number, since it uses as much as digits as its factorization.

112330100021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 112330100021 its reverse (120001033211), we get a palindrome (232331133232).

The spelling of 112330100021 in words is "one hundred twelve billion, three hundred thirty million, one hundred thousand, twenty-one".