10003120113020 has 96 divisors (see below), whose sum is σ = 21610691923968. Its totient is φ = 3887666162432.

The previous prime is 10003120113001. The next prime is 10003120113047. The reversal of 10003120113020 is 2031102130001.

It is a junction number, because it is equal to n+sod(n) for n = 10003120112986 and 10003120113004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349659557 + ... + 349688163.

It is an arithmetic number, because the mean of its divisors is an integer number (225111374208).

Almost surely, 2^{10003120113020} is an apocalyptic number.

10003120113020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10003120113020 is an abundant number, since it is smaller than the sum of its proper divisors (11607571810948).

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

10003120113020 is a wasteful number, since it uses less digits than its factorization.

10003120113020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31859 (or 31857 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10003120113020 its reverse (2031102130001), we get a palindrome (12034222243021).

The spelling of 10003120113020 in words is "ten trillion, three billion, one hundred twenty million, one hundred thirteen thousand, twenty".