1112442240042 has 192 divisors, whose sum is σ = 3119129959680. Its totient is φ = 291847449600.

The previous prime is 1112442240029. The next prime is 1112442240061. The reversal of 1112442240042 is 2400422442111.

1112442240042 is a `hidden beast` number, since 1 + 11 + 244 + 2 + 2 + 400 + 4 + 2 = 666.

It is a super-4 number, since 4×1112442240042⁴ (a number of 49 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1112442239988 and 1112442240015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1542667 + ... + 2145857.

It is an arithmetic number, because the mean of its divisors is an integer number (16245468540).

Almost surely, 2^{1112442240042} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112442240042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1559564979840).

1112442240042 is an abundant number, since it is smaller than the sum of its proper divisors (2006687719638).

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

1112442240042 is a wasteful number, since it uses less digits than its factorization.

1112442240042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603274 (or 603261 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 1112442240042 its reverse (2400422442111), we get a palindrome (3512864682153).

The spelling of 1112442240042 in words is "one trillion, one hundred twelve billion, four hundred forty-two million, two hundred forty thousand, forty-two".