11143041123 has 8 divisors (see below), whose sum is σ = 14866605648. Its totient is φ = 7424085344.

The previous prime is 11143041121. The next prime is 11143041137. The reversal of 11143041123 is 32114034111.

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

It is a cyclic number.

It is not a de Polignac number, because 11143041123 - 2¹ = 11143041121 is a prime.

It is a super-2 number, since 2×11143041123² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11143041123.

It is not an unprimeable number, because it can be changed into a prime (11143041121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1146540 + ... + 1156217.

It is an arithmetic number, because the mean of its divisors is an integer number (1858325706).

Almost surely, 2^11143041123 is an apocalyptic number.

11143041123 is a deficient number, since it is larger than the sum of its proper divisors (3723564525).

11143041123 is a wasteful number, since it uses less digits than its factorization.

11143041123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304373.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11143041123 its reverse (32114034111), we get a palindrome (43257075234).

The spelling of 11143041123 in words is "eleven billion, one hundred forty-three million, forty-one thousand, one hundred twenty-three".