1112420443042 has 16 divisors (see below), whose sum is σ = 1684379794680. Its totient is φ = 550963181952.

The previous prime is 1112420443027. The next prime is 1112420443091. The reversal of 1112420443042 is 2403440242111.

It can be written as a sum of positive squares in 4 ways, for example, as 942586615161 + 169833827881 = 970869^2 + 412109^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1112420443042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169948 + ... + 1501240.

Almost surely, 2^{1112420443042} is an apocalyptic number.

1112420443042 is a deficient number, since it is larger than the sum of its proper divisors (571959351638).

1112420443042 is a wasteful number, since it uses less digits than its factorization.

1112420443042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335237.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1112420443042 its reverse (2403440242111), we get a palindrome (3515860685153).

The spelling of 1112420443042 in words is "one trillion, one hundred twelve billion, four hundred twenty million, four hundred forty-three thousand, forty-two".