104423322121040 has 320 divisors, whose sum is σ = 277101624360960. Its totient is φ = 36278196848640.

The previous prime is 104423322120967. The next prime is 104423322121043. The reversal of 104423322121040 is 40121223324401.

It is a junction number, because it is equal to n+sod(n) for n = 104423322120994 and 104423322121012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104423322121043) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1899165389 + ... + 1899220371.

It is an arithmetic number, because the mean of its divisors is an integer number (865942576128).

Almost surely, 2^{104423322121040} is an apocalyptic number.

104423322121040 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 104423322121040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138550812180480).

104423322121040 is an abundant number, since it is smaller than the sum of its proper divisors (172678302239920).

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

104423322121040 is a wasteful number, since it uses less digits than its factorization.

104423322121040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55682 (or 55676 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 104423322121040 its reverse (40121223324401), we get a palindrome (144544545445441).

The spelling of 104423322121040 in words is "one hundred four trillion, four hundred twenty-three billion, three hundred twenty-two million, one hundred twenty-one thousand, forty".