43342021034020 has 48 divisors (see below), whose sum is σ = 96387764644080. Its totient is φ = 16314370781184.

The previous prime is 43342021033981. The next prime is 43342021034047. The reversal of 43342021034020 is 2043012024334.

It can be written as a sum of positive squares in 8 ways, for example, as 1339722911296 + 42002298122724 = 1157464^2 + 6480918^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43342021034020.

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, 8138475 + ... + 12366034.

It is an arithmetic number, because the mean of its divisors is an integer number (2008078430085).

Almost surely, 2^{43342021034020} is an apocalyptic number.

It is an amenable number.

43342021034020 is an abundant number, since it is smaller than the sum of its proper divisors (53045743610060).

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

43342021034020 is a wasteful number, since it uses less digits than its factorization.

43342021034020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20510752 (or 20510750 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 43342021034020 its reverse (2043012024334), we get a palindrome (45385033058354).

The spelling of 43342021034020 in words is "forty-three trillion, three hundred forty-two billion, twenty-one million, thirty-four thousand, twenty".