11051306542242 has 48 divisors (see below), whose sum is σ = 25353466145280. Its totient is φ = 3467012455296.

The previous prime is 11051306542183. The next prime is 11051306542253. The reversal of 11051306542242 is 24224560315011.

11051306542242 is a `hidden beast` number, since 1 + 1 + 0 + 5 + 130 + 65 + 422 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 11051306542197 and 11051306542206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17859643 + ... + 18468065.

It is an arithmetic number, because the mean of its divisors is an integer number (528197211360).

Almost surely, 2^{11051306542242} is an apocalyptic number.

11051306542242 is an abundant number, since it is smaller than the sum of its proper divisors (14302159603038).

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

11051306542242 is a wasteful number, since it uses less digits than its factorization.

11051306542242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667807 (or 667804 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 11051306542242 its reverse (24224560315011), we get a palindrome (35275866857253).

The spelling of 11051306542242 in words is "eleven trillion, fifty-one billion, three hundred six million, five hundred forty-two thousand, two hundred forty-two".