110020422421 has 32 divisors (see below), whose sum is σ = 141350307840. Its totient is φ = 83233047744.

The previous prime is 110020422409. The next prime is 110020422437. The reversal of 110020422421 is 124224020011.

It is not a de Polignac number, because 110020422421 - 2¹⁹ = 110019898133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110020422451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6611850 + ... + 6628468.

It is an arithmetic number, because the mean of its divisors is an integer number (4417197120).

Almost surely, 2^110020422421 is an apocalyptic number.

It is an amenable number.

110020422421 is a deficient number, since it is larger than the sum of its proper divisors (31329885419).

110020422421 is a wasteful number, since it uses less digits than its factorization.

110020422421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19825.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 110020422421 its reverse (124224020011), we get a palindrome (234244442432).

The spelling of 110020422421 in words is "one hundred ten billion, twenty million, four hundred twenty-two thousand, four hundred twenty-one".