2043442320003 has 80 divisors (see below), whose sum is σ = 3641510062080. Its totient is φ = 1116543662784.

The previous prime is 2043442319977. The next prime is 2043442320053. The reversal of 2043442320003 is 3000232443402.

2043442320003 is a `hidden beast` number, since 2 + 0 + 4 + 34 + 423 + 200 + 0 + 3 = 666.

It is not a de Polignac number, because 2043442320003 - 2⁶ = 2043442319939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2043442320053) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 42085126 + ... + 42133652.

It is an arithmetic number, because the mean of its divisors is an integer number (45518875776).

Almost surely, 2^{2043442320003} is an apocalyptic number.

2043442320003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2043442320003 is a deficient number, since it is larger than the sum of its proper divisors (1598067742077).

2043442320003 is a wasteful number, since it uses less digits than its factorization.

2043442320003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51798 (or 51789 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 2043442320003 its reverse (3000232443402), we get a palindrome (5043674763405).

The spelling of 2043442320003 in words is "two trillion, forty-three billion, four hundred forty-two million, three hundred twenty thousand, three".