118042531012 has 24 divisors (see below), whose sum is σ = 242465741504. Its totient is φ = 49222367712.

The previous prime is 118042530971. The next prime is 118042531021. The reversal of 118042531012 is 210135240811.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56969298 + ... + 56971369.

Almost surely, 2^118042531012 is an apocalyptic number.

It is an amenable number.

118042531012 is an abundant number, since it is smaller than the sum of its proper divisors (124423210492).

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

118042531012 is a wasteful number, since it uses less digits than its factorization.

118042531012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113940715 (or 113940713 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 118042531012 its reverse (210135240811), we get a palindrome (328177771823).

The spelling of 118042531012 in words is "one hundred eighteen billion, forty-two million, five hundred thirty-one thousand, twelve".