20210043201 has 4 divisors (see below), whose sum is σ = 26946724272. Its totient is φ = 13473362132.

The previous prime is 20210043199. The next prime is 20210043221. The reversal of 20210043201 is 10234001202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20210043201 - 2¹ = 20210043199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20210043221) 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, 3368340531 + ... + 3368340536.

It is an arithmetic number, because the mean of its divisors is an integer number (6736681068).

Almost surely, 2^20210043201 is an apocalyptic number.

It is an amenable number.

20210043201 is a deficient number, since it is larger than the sum of its proper divisors (6736681071).

20210043201 is an equidigital number, since it uses as much as digits as its factorization.

20210043201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6736681070.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20210043201 its reverse (10234001202), we get a palindrome (30444044403).

The spelling of 20210043201 in words is "twenty billion, two hundred ten million, forty-three thousand, two hundred one".