2043420320412 has 36 divisors (see below), whose sum is σ = 5167881189016. Its totient is φ = 680801375520.

The previous prime is 2043420320407. The next prime is 2043420320413. The reversal of 2043420320412 is 2140230243402.

2043420320412 is a `hidden beast` number, since 2 + 0 + 43 + 4 + 203 + 2 + 0 + 412 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043420320413) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 14040403 + ... + 14185194.

Almost surely, 2^{2043420320412} is an apocalyptic number.

It is an amenable number.

2043420320412 is an abundant number, since it is smaller than the sum of its proper divisors (3124460868604).

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

2043420320412 is a wasteful number, since it uses less digits than its factorization.

2043420320412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28227618 (or 28227613 counting only the distinct ones).

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

Adding to 2043420320412 its reverse (2140230243402), we get a palindrome (4183650563814).

The spelling of 2043420320412 in words is "two trillion, forty-three billion, four hundred twenty million, three hundred twenty thousand, four hundred twelve".