112110202020221 has 2 divisors, whose sum is σ = 112110202020222. Its totient is φ = 112110202020220.

The previous prime is 112110202020217. The next prime is 112110202020343. The reversal of 112110202020221 is 122020202011211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111498499711225 + 611702308996 = 10559285^2 + 782114^2 .

It is a cyclic number.

It is not a de Polignac number, because 112110202020221 - 2² = 112110202020217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112110202020221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112110202020211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56055101010110 + 56055101010111.

It is an arithmetic number, because the mean of its divisors is an integer number (56055101010111).

Almost surely, 2^{112110202020221} is an apocalyptic number.

It is an amenable number.

112110202020221 is a deficient number, since it is larger than the sum of its proper divisors (1).

112110202020221 is an equidigital number, since it uses as much as digits as its factorization.

112110202020221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 112110202020221 its reverse (122020202011211), we get a palindrome (234130404031432).

The spelling of 112110202020221 in words is "one hundred twelve trillion, one hundred ten billion, two hundred two million, twenty thousand, two hundred twenty-one".