2012040344020 has 24 divisors (see below), whose sum is σ = 4828896825984. Its totient is φ = 689842403616.

The previous prime is 2012040344003. The next prime is 2012040344077. The reversal of 2012040344020 is 204430402102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2012040343982 and 2012040344000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7185858232 + ... + 7185858511.

It is an arithmetic number, because the mean of its divisors is an integer number (201204034416).

Almost surely, 2^{2012040344020} is an apocalyptic number.

2012040344020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012040344020 is an abundant number, since it is smaller than the sum of its proper divisors (2816856481964).

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

2012040344020 is a wasteful number, since it uses less digits than its factorization.

2012040344020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14371716759 (or 14371716757 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 2012040344020 its reverse (204430402102), we get a palindrome (2216470746122).

The spelling of 2012040344020 in words is "two trillion, twelve billion, forty million, three hundred forty-four thousand, twenty".