110120822221 has 2 divisors, whose sum is σ = 110120822222. Its totient is φ = 110120822220.

The previous prime is 110120822183. The next prime is 110120822249. The reversal of 110120822221 is 122228021011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92248875625 + 17871946596 = 303725^2 + 133686^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110120822221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110120822192 and 110120822201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110120822281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55060411110 + 55060411111.

It is an arithmetic number, because the mean of its divisors is an integer number (55060411111).

Almost surely, 2^110120822221 is an apocalyptic number.

It is an amenable number.

110120822221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110120822221 is an equidigital number, since it uses as much as digits as its factorization.

110120822221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 110120822221 its reverse (122228021011), we get a palindrome (232348843232).

The spelling of 110120822221 in words is "one hundred ten billion, one hundred twenty million, eight hundred twenty-two thousand, two hundred twenty-one".