201004013443 has 4 divisors (see below), whose sum is σ = 201048088168. Its totient is φ = 200959938720.

The previous prime is 201004013417. The next prime is 201004013473. The reversal of 201004013443 is 344310400102.

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

It is a cyclic number.

It is not a de Polignac number, because 201004013443 - 2²⁹ = 200467142531 is a prime.

It is a super-2 number, since 2×201004013443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201004013473) 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, 22030521 + ... + 22039642.

It is an arithmetic number, because the mean of its divisors is an integer number (50262022042).

Almost surely, 2^201004013443 is an apocalyptic number.

201004013443 is a deficient number, since it is larger than the sum of its proper divisors (44074725).

201004013443 is an equidigital number, since it uses as much as digits as its factorization.

201004013443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44074724.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 201004013443 its reverse (344310400102), we get a palindrome (545314413545).

The spelling of 201004013443 in words is "two hundred one billion, four million, thirteen thousand, four hundred forty-three".