11202534243 has 12 divisors (see below), whose sum is σ = 16182355800. Its totient is φ = 7467932736.

The previous prime is 11202534241. The next prime is 11202534247. The reversal of 11202534243 is 34243520211.

11202534243 is a `hidden beast` number, since 1 + 120 + 2 + 534 + 2 + 4 + 3 = 666.

It is not a de Polignac number, because 11202534243 - 2¹ = 11202534241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11202534241) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 294108 + ... + 330006.

It is an arithmetic number, because the mean of its divisors is an integer number (1348529650).

Almost surely, 2^11202534243 is an apocalyptic number.

11202534243 is a deficient number, since it is larger than the sum of its proper divisors (4979821557).

11202534243 is a wasteful number, since it uses less digits than its factorization.

11202534243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70578 (or 70575 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 11202534243 in words is "eleven billion, two hundred two million, five hundred thirty-four thousand, two hundred forty-three".