1112122404 has 72 divisors (see below), whose sum is σ = 2956105152. Its totient is φ = 351848640.

The previous prime is 1112122387. The next prime is 1112122433. The reversal of 1112122404 is 4042212111.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103342 + ... + 113594.

It is an arithmetic number, because the mean of its divisors is an integer number (41057016).

Almost surely, 2^1112122404 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 1112122404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1478052576).

1112122404 is an abundant number, since it is smaller than the sum of its proper divisors (1843982748).

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

1112122404 is a wasteful number, since it uses less digits than its factorization.

1112122404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10417 (or 10412 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1112122404 is about 33348.4992765791. The cubic root of 1112122404 is about 1036.0583055790.

Adding to 1112122404 its reverse (4042212111), we get a palindrome (5154334515).

The spelling of 1112122404 in words is "one billion, one hundred twelve million, one hundred twenty-two thousand, four hundred four".