10200243421 has 8 divisors (see below), whose sum is σ = 10227016800. Its totient is φ = 10173492048.

The previous prime is 10200243401. The next prime is 10200243437. The reversal of 10200243421 is 12434200201.

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 10200243421 - 2¹⁹ = 10199719133 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 (10200243401) 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, 1321030 + ... + 1328728.

It is an arithmetic number, because the mean of its divisors is an integer number (1278377100).

Almost surely, 2^10200243421 is an apocalyptic number.

It is an amenable number.

10200243421 is a deficient number, since it is larger than the sum of its proper divisors (26773379).

10200243421 is an equidigital number, since it uses as much as digits as its factorization.

10200243421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11003.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10200243421 its reverse (12434200201), we get a palindrome (22634443622).

The spelling of 10200243421 in words is "ten billion, two hundred million, two hundred forty-three thousand, four hundred twenty-one".