2043320334401 has 4 divisors (see below), whose sum is σ = 2054609397204. Its totient is φ = 2032031271600.

The previous prime is 2043320334383. The next prime is 2043320334437. The reversal of 2043320334401 is 1044330233402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1128695884801 + 914624449600 = 1062401^2 + 956360^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043320334401 - 2¹⁰ = 2043320333377 is a prime.

It is a super-2 number, since 2×2043320334401² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043328334401) 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, 5644531130 + ... + 5644531491.

It is an arithmetic number, because the mean of its divisors is an integer number (513652349301).

Almost surely, 2^{2043320334401} is an apocalyptic number.

It is an amenable number.

2043320334401 is a deficient number, since it is larger than the sum of its proper divisors (11289062803).

2043320334401 is a wasteful number, since it uses less digits than its factorization.

2043320334401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11289062802.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 2043320334401 its reverse (1044330233402), we get a palindrome (3087650567803).

The spelling of 2043320334401 in words is "two trillion, forty-three billion, three hundred twenty million, three hundred thirty-four thousand, four hundred one".