201110120001020 has 12 divisors (see below), whose sum is σ = 422331252002184. Its totient is φ = 80444048000400.

The previous prime is 201110120001019. The next prime is 201110120001047. The reversal of 201110120001020 is 20100021011102.

201110120001020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201110120000992 and 201110120001010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5027753000006 + ... + 5027753000045.

It is an arithmetic number, because the mean of its divisors is an integer number (35194271000182).

Almost surely, 2^{201110120001020} is an apocalyptic number.

201110120001020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201110120001020 is an abundant number, since it is smaller than the sum of its proper divisors (221221132001164).

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

201110120001020 is a wasteful number, since it uses less digits than its factorization.

201110120001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055506000060 (or 10055506000058 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201110120001020 its reverse (20100021011102), we get a palindrome (221210141012122).

The spelling of 201110120001020 in words is "two hundred one trillion, one hundred ten billion, one hundred twenty million, one thousand, twenty".