11242120520052 has 48 divisors (see below), whose sum is σ = 29147067136320. Its totient is φ = 3747266953056.

The previous prime is 11242120519991. The next prime is 11242120520087. The reversal of 11242120520052 is 25002502124211.

11242120520052 is a `hidden beast` number, since 1 + 12 + 4 + 2 + 120 + 520 + 0 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11242120519998 and 11242120520025.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2382363 + ... + 5306589.

It is an arithmetic number, because the mean of its divisors is an integer number (607230565340).

Almost surely, 2^{11242120520052} is an apocalyptic number.

11242120520052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11242120520052 is an abundant number, since it is smaller than the sum of its proper divisors (17904946616268).

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

11242120520052 is a wasteful number, since it uses less digits than its factorization.

11242120520052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959837 (or 2959829 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 11242120520052 its reverse (25002502124211), we get a palindrome (36244622644263).

The spelling of 11242120520052 in words is "eleven trillion, two hundred forty-two billion, one hundred twenty million, five hundred twenty thousand, fifty-two".