11143223220124 has 24 divisors (see below), whose sum is σ = 20188278815040. Its totient is φ = 5375433126336.

The previous prime is 11143223220121. The next prime is 11143223220167. The reversal of 11143223220124 is 42102232234111.

It is a junction number, because it is equal to n+sod(n) for n = 11143223220092 and 11143223220101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143223220121) 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, 36041347 + ... + 36349210.

It is an arithmetic number, because the mean of its divisors is an integer number (841178283960).

Almost surely, 2^{11143223220124} is an apocalyptic number.

It is an amenable number.

11143223220124 is a deficient number, since it is larger than the sum of its proper divisors (9045055594916).

11143223220124 is a wasteful number, since it uses less digits than its factorization.

11143223220124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72391917 (or 72391915 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11143223220124 its reverse (42102232234111), we get a palindrome (53245455454235).

The spelling of 11143223220124 in words is "eleven trillion, one hundred forty-three billion, two hundred twenty-three million, two hundred twenty thousand, one hundred twenty-four".