11112102142 has 8 divisors (see below), whose sum is σ = 16668680832. Its totient is φ = 5555875200.

The previous prime is 11112102077. The next prime is 11112102143. The reversal of 11112102142 is 24120121111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112102143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15267 + ... + 149857.

It is an arithmetic number, because the mean of its divisors is an integer number (2083585104).

Almost surely, 2^11112102142 is an apocalyptic number.

11112102142 is a deficient number, since it is larger than the sum of its proper divisors (5556578690).

11112102142 is a wasteful number, since it uses less digits than its factorization.

11112102142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175874.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11112102142 its reverse (24120121111), we get a palindrome (35232223253).

The spelling of 11112102142 in words is "eleven billion, one hundred twelve million, one hundred two thousand, one hundred forty-two".