11202040238 has 16 divisors (see below), whose sum is σ = 17055791136. Its totient is φ = 5516979840.

The previous prime is 11202040237. The next prime is 11202040249. The reversal of 11202040238 is 83204020211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11202040237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60695 + ... + 161517.

It is an arithmetic number, because the mean of its divisors is an integer number (1065986946).

Almost surely, 2^11202040238 is an apocalyptic number.

11202040238 is a deficient number, since it is larger than the sum of its proper divisors (5853750898).

11202040238 is a wasteful number, since it uses less digits than its factorization.

11202040238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101659.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11202040238 its reverse (83204020211), we get a palindrome (94406060449).

The spelling of 11202040238 in words is "eleven billion, two hundred two million, forty thousand, two hundred thirty-eight".