1124240123028 has 96 divisors (see below), whose sum is σ = 2881522280448. Its totient is φ = 338320656000.

The previous prime is 1124240123023. The next prime is 1124240123131. The reversal of 1124240123028 is 8203210424211.

It is a junction number, because it is equal to n+sod(n) for n = 1124240122986 and 1124240123004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124240123023) 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 31 ways as a sum of consecutive naturals, for example, 90026601 + ... + 90039087.

It is an arithmetic number, because the mean of its divisors is an integer number (30015857088).

Almost surely, 2^{1124240123028} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1124240123028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1440761140224).

1124240123028 is an abundant number, since it is smaller than the sum of its proper divisors (1757282157420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1124240123028 is a wasteful number, since it uses less digits than its factorization.

1124240123028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17173 (or 17171 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 1124240123028 its reverse (8203210424211), we get a palindrome (9327450547239).

The spelling of 1124240123028 in words is "one trillion, one hundred twenty-four billion, two hundred forty million, one hundred twenty-three thousand, twenty-eight".