10505140422 has 32 divisors (see below), whose sum is σ = 24522642432. Its totient is φ = 2937607104.

The previous prime is 10505140397. The next prime is 10505140423. The reversal of 10505140422 is 22404150501.

10505140422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10505140422² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10505140392 and 10505140401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10505140423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2658903 + ... + 2662850.

It is an arithmetic number, because the mean of its divisors is an integer number (766332576).

Almost surely, 2^10505140422 is an apocalyptic number.

10505140422 is an abundant number, since it is smaller than the sum of its proper divisors (14017502010).

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

10505140422 is a wasteful number, since it uses less digits than its factorization.

10505140422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5321812.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 10505140422 its reverse (22404150501), we get a palindrome (32909290923).

The spelling of 10505140422 in words is "ten billion, five hundred five million, one hundred forty thousand, four hundred twenty-two".