10204431320 has 96 divisors (see below), whose sum is σ = 23912463600. Its totient is φ = 3917751552.

The previous prime is 10204431313. The next prime is 10204431353. The reversal of 10204431320 is 2313440201.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10204431292 and 10204431301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4681991 + ... + 4684169.

Almost surely, 2^10204431320 is an apocalyptic number.

10204431320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10204431320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11956231800).

10204431320 is an abundant number, since it is smaller than the sum of its proper divisors (13708032280).

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

10204431320 is a wasteful number, since it uses less digits than its factorization.

10204431320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2337 (or 2286 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10204431320 its reverse (2313440201), we get a palindrome (12517871521).

The spelling of 10204431320 in words is "ten billion, two hundred four million, four hundred thirty-one thousand, three hundred twenty".