104133521320 has 32 divisors (see below), whose sum is σ = 242379750600. Its totient is φ = 40217083648.

The previous prime is 104133521311. The next prime is 104133521333. The reversal of 104133521320 is 23125331401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 100919311684 + 3214209636 = 317678^2 + 56694^2 .

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, 44883979 + ... + 44886298.

Almost surely, 2^104133521320 is an apocalyptic number.

104133521320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104133521320 is an abundant number, since it is smaller than the sum of its proper divisors (138246229280).

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

104133521320 is a wasteful number, since it uses less digits than its factorization.

104133521320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89770317 (or 89770313 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 104133521320 its reverse (23125331401), we get a palindrome (127258852721).

The spelling of 104133521320 in words is "one hundred four billion, one hundred thirty-three million, five hundred twenty-one thousand, three hundred twenty".