11110020238 has 4 divisors (see below), whose sum is σ = 16665030360. Its totient is φ = 5555010118.

The previous prime is 11110020197. The next prime is 11110020239. The reversal of 11110020238 is 83202001111.

11110020238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110020239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777505058 + ... + 2777505061.

It is an arithmetic number, because the mean of its divisors is an integer number (4166257590).

Almost surely, 2^11110020238 is an apocalyptic number.

11110020238 is a deficient number, since it is larger than the sum of its proper divisors (5555010122).

11110020238 is an equidigital number, since it uses as much as digits as its factorization.

11110020238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555010121.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11110020238 its reverse (83202001111), we get a palindrome (94312021349).

The spelling of 11110020238 in words is "eleven billion, one hundred ten million, twenty thousand, two hundred thirty-eight".