201121124420124 has 36 divisors (see below), whose sum is σ = 508488283367064. Its totient is φ = 67027349608992.

The previous prime is 201121124420093. The next prime is 201121124420159. The reversal of 201121124420124 is 421024421121102.

201121124420124 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 2 + 112 + 4 + 420 + 124 = 666.

201121124420124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 542528707 + ... + 542899290.

It is an arithmetic number, because the mean of its divisors is an integer number (14124674537974).

Almost surely, 2^{201121124420124} is an apocalyptic number.

It is an amenable number.

201121124420124 is an abundant number, since it is smaller than the sum of its proper divisors (307367158946940).

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

201121124420124 is a wasteful number, since it uses less digits than its factorization.

201121124420124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085433154 (or 1085433149 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

Adding to 201121124420124 its reverse (421024421121102), we get a palindrome (622145545541226).

The spelling of 201121124420124 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred twenty-four million, four hundred twenty thousand, one hundred twenty-four".