110021322022021 has 2 divisors, whose sum is σ = 110021322022022. Its totient is φ = 110021322022020.

The previous prime is 110021322022019. The next prime is 110021322022169. The reversal of 110021322022021 is 120220223120011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89752147485121 + 20269174536900 = 9473761^2 + 4502130^2 .

It is a cyclic number.

It is not a de Polignac number, because 110021322022021 - 2¹ = 110021322022019 is a prime.

Together with 110021322022019, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 110021322022021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110021322022421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010661011010 + 55010661011011.

It is an arithmetic number, because the mean of its divisors is an integer number (55010661011011).

Almost surely, 2^{110021322022021} is an apocalyptic number.

It is an amenable number.

110021322022021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110021322022021 is an equidigital number, since it uses as much as digits as its factorization.

110021322022021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 110021322022021 its reverse (120220223120011), we get a palindrome (230241545142032).

The spelling of 110021322022021 in words is "one hundred ten trillion, twenty-one billion, three hundred twenty-two million, twenty-two thousand, twenty-one".