2000120343243 has 16 divisors (see below), whose sum is σ = 2909775108096. Its totient is φ = 1211981999840.

The previous prime is 2000120343217. The next prime is 2000120343281. The reversal of 2000120343243 is 3423430210002.

It is a cyclic number.

It is not a de Polignac number, because 2000120343243 - 2⁵ = 2000120343211 is a prime.

It is a super-2 number, since 2×2000120343243² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2000120343443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5112171 + ... + 5489492.

It is an arithmetic number, because the mean of its divisors is an integer number (181860944256).

Almost surely, 2^{2000120343243} is an apocalyptic number.

2000120343243 is a deficient number, since it is larger than the sum of its proper divisors (909654764853).

2000120343243 is a wasteful number, since it uses less digits than its factorization.

2000120343243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10607394.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 2000120343243 its reverse (3423430210002), we get a palindrome (5423550553245).

The spelling of 2000120343243 in words is "two trillion, one hundred twenty million, three hundred forty-three thousand, two hundred forty-three".