112021112200121 has 2 divisors, whose sum is σ = 112021112200122. Its totient is φ = 112021112200120.

The previous prime is 112021112200031. The next prime is 112021112200159. The reversal of 112021112200121 is 121002211120211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61549124355625 + 50471987844496 = 7845325^2 + 7104364^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112021112200121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112021112200121.

It is not a weakly prime, because it can be changed into another prime (112021112200181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56010556100060 + 56010556100061.

It is an arithmetic number, because the mean of its divisors is an integer number (56010556100061).

Almost surely, 2^{112021112200121} is an apocalyptic number.

It is an amenable number.

112021112200121 is a deficient number, since it is larger than the sum of its proper divisors (1).

112021112200121 is an equidigital number, since it uses as much as digits as its factorization.

112021112200121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112021112200121 its reverse (121002211120211), we get a palindrome (233023323320332).

The spelling of 112021112200121 in words is "one hundred twelve trillion, twenty-one billion, one hundred twelve million, two hundred thousand, one hundred twenty-one".