11202540443 has 4 divisors (see below), whose sum is σ = 11260584888. Its totient is φ = 11144496000.

The previous prime is 11202540421. The next prime is 11202540451. The reversal of 11202540443 is 34404520211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34404520211 = 2267 ⋅15176233.

It is a cyclic number.

It is not a de Polignac number, because 11202540443 - 2⁸ = 11202540187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11202540403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29021933 + ... + 29022318.

It is an arithmetic number, because the mean of its divisors is an integer number (2815146222).

Almost surely, 2^11202540443 is an apocalyptic number.

11202540443 is a deficient number, since it is larger than the sum of its proper divisors (58044445).

11202540443 is an equidigital number, since it uses as much as digits as its factorization.

11202540443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58044444.

The product of its (nonzero) digits is 3840, while the sum is 26.

The spelling of 11202540443 in words is "eleven billion, two hundred two million, five hundred forty thousand, four hundred forty-three".