20430101422 has 16 divisors (see below), whose sum is σ = 30775168512. Its totient is φ = 10171746520.

The previous prime is 20430101401. The next prime is 20430101459. The reversal of 20430101422 is 22410103402.

It is a super-2 number, since 2×20430101422² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20430101422.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1418823 + ... + 1433149.

It is an arithmetic number, because the mean of its divisors is an integer number (1923448032).

Almost surely, 2^20430101422 is an apocalyptic number.

20430101422 is a deficient number, since it is larger than the sum of its proper divisors (10345067090).

20430101422 is a wasteful number, since it uses less digits than its factorization.

20430101422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17303.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20430101422 its reverse (22410103402), we get a palindrome (42840204824).

The spelling of 20430101422 in words is "twenty billion, four hundred thirty million, one hundred one thousand, four hundred twenty-two".