11101111442 has 16 divisors (see below), whose sum is σ = 16897766400. Its totient is φ = 5468817120.

The previous prime is 11101111403. The next prime is 11101111453. The reversal of 11101111442 is 24411110111.

It is a self number, because there is not a number n which added to its sum of digits gives 11101111442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2342 + ... + 149022.

It is an arithmetic number, because the mean of its divisors is an integer number (1056110400).

Almost surely, 2^11101111442 is an apocalyptic number.

11101111442 is a deficient number, since it is larger than the sum of its proper divisors (5796654958).

11101111442 is a wasteful number, since it uses less digits than its factorization.

11101111442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147241.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11101111442 its reverse (24411110111), we get a palindrome (35512221553).

The spelling of 11101111442 in words is "eleven billion, one hundred one million, one hundred eleven thousand, four hundred forty-two".