1122024042 has 64 divisors (see below), whose sum is σ = 2626421760. Its totient is φ = 354361392.

The previous prime is 1122024041. The next prime is 1122024047. The reversal of 1122024042 is 2404202211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1122024041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128673 + ... + 137115.

It is an arithmetic number, because the mean of its divisors is an integer number (41037840).

Almost surely, 2^1122024042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122024042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1313210880).

1122024042 is an abundant number, since it is smaller than the sum of its proper divisors (1504397718).

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

1122024042 is a wasteful number, since it uses less digits than its factorization.

1122024042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8584 (or 8578 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1122024042 is about 33496.6273227619. The cubic root of 1122024042 is about 1039.1240287896.

Adding to 1122024042 its reverse (2404202211), we get a palindrome (3526226253).

The spelling of 1122024042 in words is "one billion, one hundred twenty-two million, twenty-four thousand, forty-two".