120042442203012 has 144 divisors (see below), whose sum is σ = 354497367777280. Its totient is φ = 33542867641536.

The previous prime is 120042442203001. The next prime is 120042442203049. The reversal of 120042442203012 is 210302244240021.

It is a happy number.

120042442203012 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 4 + 2 + 442 + 203 + 0 + 12 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23228068 + ... + 27921819.

Almost surely, 2^{120042442203012} is an apocalyptic number.

120042442203012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120042442203012 is an abundant number, since it is smaller than the sum of its proper divisors (234454925574268).

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

120042442203012 is a wasteful number, since it uses less digits than its factorization.

120042442203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51150110 (or 51150105 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 120042442203012 its reverse (210302244240021), we get a palindrome (330344686443033).

The spelling of 120042442203012 in words is "one hundred twenty trillion, forty-two billion, four hundred forty-two million, two hundred three thousand, twelve".