2012403032442 has 40 divisors (see below), whose sum is σ = 4919207416992. Its totient is φ = 609819100200.

The previous prime is 2012403032411. The next prime is 2012403032447. The reversal of 2012403032442 is 2442303042102.

2012403032442 is a `hidden beast` number, since 2 + 0 + 12 + 403 + 0 + 3 + 244 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2012403032447) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 564645534 + ... + 564649097.

Almost surely, 2^{2012403032442} is an apocalyptic number.

2012403032442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2012403032442 is an abundant number, since it is smaller than the sum of its proper divisors (2906804384550).

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

2012403032442 is a wasteful number, since it uses less digits than its factorization.

2012403032442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129294656 (or 1129294647 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 2012403032442 its reverse (2442303042102), we get a palindrome (4454706074544).

The spelling of 2012403032442 in words is "two trillion, twelve billion, four hundred three million, thirty-two thousand, four hundred forty-two".