200104013421 has 48 divisors (see below), whose sum is σ = 312399360000. Its totient is φ = 122696004096.

The previous prime is 200104013399. The next prime is 200104013429. The reversal of 200104013421 is 124310401002.

200104013421 is a `hidden beast` number, since 200 + 1 + 0 + 40 + 1 + 3 + 421 = 666.

It is not a de Polignac number, because 200104013421 - 2¹⁰ = 200104012397 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200104013394 and 200104013403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200104013429) 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, 66722080 + ... + 66725078.

It is an arithmetic number, because the mean of its divisors is an integer number (6508320000).

Almost surely, 2^200104013421 is an apocalyptic number.

It is an amenable number.

200104013421 is a deficient number, since it is larger than the sum of its proper divisors (112295346579).

200104013421 is a wasteful number, since it uses less digits than its factorization.

200104013421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4890 (or 4887 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 200104013421 its reverse (124310401002), we get a palindrome (324414414423).

The spelling of 200104013421 in words is "two hundred billion, one hundred four million, thirteen thousand, four hundred twenty-one".