201111102301020 has 24 divisors (see below), whose sum is σ = 563111086443024. Its totient is φ = 53629627280256.

The previous prime is 201111102300989. The next prime is 201111102301129. The reversal of 201111102301020 is 20103201111102.

201111102301020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1675925852449 + ... + 1675925852568.

It is an arithmetic number, because the mean of its divisors is an integer number (23462961935126).

Almost surely, 2^{201111102301020} is an apocalyptic number.

201111102301020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201111102301020 is an abundant number, since it is smaller than the sum of its proper divisors (361999984142004).

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

201111102301020 is a wasteful number, since it uses less digits than its factorization.

201111102301020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351851705029 (or 3351851705027 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 201111102301020 its reverse (20103201111102), we get a palindrome (221214303412122).

The spelling of 201111102301020 in words is "two hundred one trillion, one hundred eleven billion, one hundred two million, three hundred one thousand, twenty".