1111242656042 has 32 divisors (see below), whose sum is σ = 1704453943680. Its totient is φ = 543203478720.

The previous prime is 1111242656023. The next prime is 1111242656119. The reversal of 1111242656042 is 2406562421111.

It is a junction number, because it is equal to n+sod(n) for n = 1111242655993 and 1111242656011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140963033 + ... + 140970915.

It is an arithmetic number, because the mean of its divisors is an integer number (53264185740).

Almost surely, 2^{1111242656042} is an apocalyptic number.

1111242656042 is a deficient number, since it is larger than the sum of its proper divisors (593211287638).

1111242656042 is a wasteful number, since it uses less digits than its factorization.

1111242656042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14798.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 1111242656042 in words is "one trillion, one hundred eleven billion, two hundred forty-two million, six hundred fifty-six thousand, forty-two".