10011003120020 has 48 divisors (see below), whose sum is σ = 24199259387520. Its totient is φ = 3407650798464.

The previous prime is 10011003119963. The next prime is 10011003120071. The reversal of 10011003120020 is 2002130011001.

It is a junction number, because it is equal to n+sod(n) for n = 10011003119983 and 10011003120010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257200559 + ... + 257239478.

It is an arithmetic number, because the mean of its divisors is an integer number (504151237240).

Almost surely, 2^{10011003120020} is an apocalyptic number.

10011003120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011003120020 is an abundant number, since it is smaller than the sum of its proper divisors (14188256267500).

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

10011003120020 is a wasteful number, since it uses less digits than its factorization.

10011003120020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514440192 (or 514440190 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10011003120020 its reverse (2002130011001), we get a palindrome (12013133131021).

The spelling of 10011003120020 in words is "ten trillion, eleven billion, three million, one hundred twenty thousand, twenty".