200202400303421 has 8 divisors (see below), whose sum is σ = 200965974591360. Its totient is φ = 199438843807152.

The previous prime is 200202400303417. The next prime is 200202400303429. The reversal of 200202400303421 is 124303004202002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200202400303421 - 2² = 200202400303417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200202400303429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18322040 + ... + 27131198.

It is an arithmetic number, because the mean of its divisors is an integer number (25120746823920).

Almost surely, 2^{200202400303421} is an apocalyptic number.

It is an amenable number.

200202400303421 is a deficient number, since it is larger than the sum of its proper divisors (763574287939).

200202400303421 is an equidigital number, since it uses as much as digits as its factorization.

200202400303421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8895835.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 200202400303421 its reverse (124303004202002), we get a palindrome (324505404505423).

The spelling of 200202400303421 in words is "two hundred trillion, two hundred two billion, four hundred million, three hundred three thousand, four hundred twenty-one".