2043001242320 has 20 divisors (see below), whose sum is σ = 4749977888580. Its totient is φ = 817200496896.

The previous prime is 2043001242167. The next prime is 2043001242323. The reversal of 2043001242320 is 232421003402.

It can be written as a sum of positive squares in 2 ways, for example, as 435035223184 + 1607966019136 = 659572^2 + 1268056^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-3 number, since 3×2043001242320³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043001242323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12768757685 + ... + 12768757844.

It is an arithmetic number, because the mean of its divisors is an integer number (237498894429).

Almost surely, 2^{2043001242320} is an apocalyptic number.

2043001242320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2043001242320 is an abundant number, since it is smaller than the sum of its proper divisors (2706976646260).

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

2043001242320 is a wasteful number, since it uses less digits than its factorization.

2043001242320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25537515542 (or 25537515536 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 2043001242320 its reverse (232421003402), we get a palindrome (2275422245722).

The spelling of 2043001242320 in words is "two trillion, forty-three billion, one million, two hundred forty-two thousand, three hundred twenty".