1112155110142 has 4 divisors (see below), whose sum is σ = 1668232665216. Its totient is φ = 556077555070.

The previous prime is 1112155110133. The next prime is 1112155110163. The reversal of 1112155110142 is 2410115512111.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278038777534 + ... + 278038777537.

It is an arithmetic number, because the mean of its divisors is an integer number (417058166304).

Almost surely, 2^{1112155110142} is an apocalyptic number.

1112155110142 is a deficient number, since it is larger than the sum of its proper divisors (556077555074).

1112155110142 is an equidigital number, since it uses as much as digits as its factorization.

1112155110142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556077555073.

The product of its (nonzero) digits is 400, while the sum is 25.

The spelling of 1112155110142 in words is "one trillion, one hundred twelve billion, one hundred fifty-five million, one hundred ten thousand, one hundred forty-two".