110420035421 has 2 divisors, whose sum is σ = 110420035422. Its totient is φ = 110420035420.

The previous prime is 110420035403. The next prime is 110420035483. The reversal of 110420035421 is 124530024011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100720543225 + 9699492196 = 317365^2 + 98486^2 .

It is a cyclic number.

It is not a de Polignac number, because 110420035421 - 2³⁰ = 109346293597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110420032421) 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, 55210017710 + 55210017711.

It is an arithmetic number, because the mean of its divisors is an integer number (55210017711).

Almost surely, 2^110420035421 is an apocalyptic number.

It is an amenable number.

110420035421 is a deficient number, since it is larger than the sum of its proper divisors (1).

110420035421 is an equidigital number, since it uses as much as digits as its factorization.

110420035421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 110420035421 its reverse (124530024011), we get a palindrome (234950059432).

The spelling of 110420035421 in words is "one hundred ten billion, four hundred twenty million, thirty-five thousand, four hundred twenty-one".