11101443142 has 4 divisors (see below), whose sum is σ = 16652164716. Its totient is φ = 5550721570.

The previous prime is 11101443121. The next prime is 11101443151. The reversal of 11101443142 is 24134410111.

11101443142 is digitally balanced in base 5, 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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775360784 + ... + 2775360787.

It is an arithmetic number, because the mean of its divisors is an integer number (4163041179).

Almost surely, 2^11101443142 is an apocalyptic number.

11101443142 is a deficient number, since it is larger than the sum of its proper divisors (5550721574).

11101443142 is an equidigital number, since it uses as much as digits as its factorization.

11101443142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550721573.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 11101443142 its reverse (24134410111), we get a palindrome (35235853253).

The spelling of 11101443142 in words is "eleven billion, one hundred one million, four hundred forty-three thousand, one hundred forty-two".