201004404204123 has 48 divisors (see below), whose sum is σ = 320337127996704. Its totient is φ = 120663965099520.

The previous prime is 201004404204113. The next prime is 201004404204157. The reversal of 201004404204123 is 321402404400102.

201004404204123 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 0 + 440 + 4 + 204 + 12 + 3 = 666.

It is not a de Polignac number, because 201004404204123 - 2²¹ = 201004402106971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201004404204113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38680840 + ... + 43568522.

It is an arithmetic number, because the mean of its divisors is an integer number (6673690166598).

Almost surely, 2^{201004404204123} is an apocalyptic number.

201004404204123 is a deficient number, since it is larger than the sum of its proper divisors (119332723792581).

201004404204123 is a wasteful number, since it uses less digits than its factorization.

201004404204123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4896316 (or 4896313 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 201004404204123 its reverse (321402404400102), we get a palindrome (522406808604225).

The spelling of 201004404204123 in words is "two hundred one trillion, four billion, four hundred four million, two hundred four thousand, one hundred twenty-three".