43040003021112 has 64 divisors (see below), whose sum is σ = 108152342812800. Its totient is φ = 14273031248000.

The previous prime is 43040003021089. The next prime is 43040003021143. The reversal of 43040003021112 is 21112030004034.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 86041339 + ... + 86540117.

It is an arithmetic number, because the mean of its divisors is an integer number (1689880356450).

Almost surely, 2^{43040003021112} is an apocalyptic number.

It is an amenable number.

43040003021112 is an abundant number, since it is smaller than the sum of its proper divisors (65112339791688).

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

43040003021112 is a wasteful number, since it uses less digits than its factorization.

43040003021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517236 (or 517232 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 43040003021112 its reverse (21112030004034), we get a palindrome (64152033025146).

The spelling of 43040003021112 in words is "forty-three trillion, forty billion, three million, twenty-one thousand, one hundred twelve".