200004040001123 has 4 divisors (see below), whose sum is σ = 202251276405720. Its totient is φ = 197756803596528.

The previous prime is 200004040001093. The next prime is 200004040001173. The reversal of 200004040001123 is 321100040400002.

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 200004040001123 - 2¹⁰ = 200004040000099 is a prime.

It is a super-2 number, since 2×200004040001123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200004040001173) 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, 1123618202165 + ... + 1123618202342.

It is an arithmetic number, because the mean of its divisors is an integer number (50562819101430).

Almost surely, 2^{200004040001123} is an apocalyptic number.

200004040001123 is a deficient number, since it is larger than the sum of its proper divisors (2247236404597).

200004040001123 is an equidigital number, since it uses as much as digits as its factorization.

200004040001123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247236404596.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 200004040001123 its reverse (321100040400002), we get a palindrome (521104080401125).

The spelling of 200004040001123 in words is "two hundred trillion, four billion, forty million, one thousand, one hundred twenty-three".