10103321110120 has 256 divisors, whose sum is σ = 26990268940800. Its totient is φ = 3332391874560.

The previous prime is 10103321110117. The next prime is 10103321110187. The reversal of 10103321110120 is 2101112330101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10103321110094 and 10103321110103.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198495394 + ... + 198546286.

It is an arithmetic number, because the mean of its divisors is an integer number (105430738050).

Almost surely, 2^{10103321110120} is an apocalyptic number.

10103321110120 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 10103321110120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13495134470400).

10103321110120 is an abundant number, since it is smaller than the sum of its proper divisors (16886947830680).

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

10103321110120 is a wasteful number, since it uses less digits than its factorization.

10103321110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51228 (or 51224 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10103321110120 its reverse (2101112330101), we get a palindrome (12204433440221).

The spelling of 10103321110120 in words is "ten trillion, one hundred three billion, three hundred twenty-one million, one hundred ten thousand, one hundred twenty".