10013420320 has 48 divisors (see below), whose sum is σ = 24206878080. Its totient is φ = 3912217344.

The previous prime is 10013420317. The next prime is 10013420357. The reversal of 10013420320 is 2302431001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 10013420294 and 10013420303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720840 + ... + 734599.

It is an arithmetic number, because the mean of its divisors is an integer number (504309960).

Almost surely, 2^10013420320 is an apocalyptic number.

10013420320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10013420320 is an abundant number, since it is smaller than the sum of its proper divisors (14193457760).

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

10013420320 is a wasteful number, since it uses less digits than its factorization.

10013420320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455497 (or 1455489 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10013420320 its reverse (2302431001), we get a palindrome (12315851321).

The spelling of 10013420320 in words is "ten billion, thirteen million, four hundred twenty thousand, three hundred twenty".