104236227128 has 64 divisors (see below), whose sum is σ = 217722280320. Its totient is φ = 46386172800.

The previous prime is 104236227103. The next prime is 104236227157. The reversal of 104236227128 is 821722632401.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 104236227091 and 104236227100.

It is a congruent number.

It is an unprimeable number.

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, 906818 + ... + 1015278.

It is an arithmetic number, because the mean of its divisors is an integer number (3401910630).

Almost surely, 2^104236227128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104236227128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108861140160).

104236227128 is an abundant number, since it is smaller than the sum of its proper divisors (113486053192).

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

104236227128 is a wasteful number, since it uses less digits than its factorization.

104236227128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108708 (or 108704 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

Adding to 104236227128 its reverse (821722632401), we get a palindrome (925958859529).

The spelling of 104236227128 in words is "one hundred four billion, two hundred thirty-six million, two hundred twenty-seven thousand, one hundred twenty-eight".