10020340422 has 24 divisors (see below), whose sum is σ = 22853408760. Its totient is φ = 3164317920.

The previous prime is 10020340381. The next prime is 10020340423. The reversal of 10020340422 is 22404302001.

10020340422 is a `hidden beast` number, since 1 + 0 + 0 + 203 + 40 + 422 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10020340395 and 10020340404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020340423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14649279 + ... + 14649962.

It is an arithmetic number, because the mean of its divisors is an integer number (952225365).

Almost surely, 2^10020340422 is an apocalyptic number.

10020340422 is an abundant number, since it is smaller than the sum of its proper divisors (12833068338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10020340422 is a wasteful number, since it uses less digits than its factorization.

10020340422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29299268 (or 29299265 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 10020340422 its reverse (22404302001), we get a palindrome (32424642423).

It can be divided in two parts, 100203 and 40422, that added together give a square (140625 = 375²).

The spelling of 10020340422 in words is "ten billion, twenty million, three hundred forty thousand, four hundred twenty-two".