11102143124 has 12 divisors (see below), whose sum is σ = 19429547424. Its totient is φ = 5550843864.

The previous prime is 11102143121. The next prime is 11102143141. The reversal of 11102143124 is 42134120111.

It is a junction number, because it is equal to n+sod(n) for n = 11102143096 and 11102143105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102143121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102209 + ... + 180695.

It is an arithmetic number, because the mean of its divisors is an integer number (1619128952).

Almost surely, 2^11102143124 is an apocalyptic number.

It is an amenable number.

11102143124 is a deficient number, since it is larger than the sum of its proper divisors (8327404300).

11102143124 is a wasteful number, since it uses less digits than its factorization.

11102143124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113854 (or 113852 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11102143124 its reverse (42134120111), we get a palindrome (53236263235).

The spelling of 11102143124 in words is "eleven billion, one hundred two million, one hundred forty-three thousand, one hundred twenty-four".