21422020035 has 48 divisors (see below), whose sum is σ = 37219564800. Its totient is φ = 10516401792.

The previous prime is 21422019967. The next prime is 21422020049. The reversal of 21422020035 is 53002022412.

It is not a de Polignac number, because 21422020035 - 2⁹ = 21422019523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21422019993 and 21422020020.

It is an unprimeable number.

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 in 47 ways as a sum of consecutive naturals, for example, 898296 + ... + 921834.

It is an arithmetic number, because the mean of its divisors is an integer number (775407600).

Almost surely, 2^21422020035 is an apocalyptic number.

21422020035 is a deficient number, since it is larger than the sum of its proper divisors (15797544765).

21422020035 is a wasteful number, since it uses less digits than its factorization.

21422020035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23932 (or 23919 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 21422020035 its reverse (53002022412), we get a palindrome (74424042447).

The spelling of 21422020035 in words is "twenty-one billion, four hundred twenty-two million, twenty thousand, thirty-five".