104031051320 has 96 divisors (see below), whose sum is σ = 272395489680. Its totient is φ = 35653363200.

The previous prime is 104031051307. The next prime is 104031051323. The reversal of 104031051320 is 23150130401.

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 = 104031051292 and 104031051301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104031051323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5578652 + ... + 5597268.

Almost surely, 2^104031051320 is an apocalyptic number.

104031051320 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 104031051320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136197744840).

104031051320 is an abundant number, since it is smaller than the sum of its proper divisors (168364438360).

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

104031051320 is a wasteful number, since it uses less digits than its factorization.

104031051320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21493 (or 21482 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 104031051320 its reverse (23150130401), we get a palindrome (127181181721).

The spelling of 104031051320 in words is "one hundred four billion, thirty-one million, fifty-one thousand, three hundred twenty".