10321020201 has 4 divisors (see below), whose sum is σ = 13761360272. Its totient is φ = 6880680132.

The previous prime is 10321020197. The next prime is 10321020209. The reversal of 10321020201 is 10202012301.

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 not a de Polignac number, because 10321020201 - 2² = 10321020197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10321020209) 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, 1720170031 + ... + 1720170036.

It is an arithmetic number, because the mean of its divisors is an integer number (3440340068).

Almost surely, 2^10321020201 is an apocalyptic number.

It is an amenable number.

10321020201 is a deficient number, since it is larger than the sum of its proper divisors (3440340071).

10321020201 is an equidigital number, since it uses as much as digits as its factorization.

10321020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3440340070.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10321020201 its reverse (10202012301), we get a palindrome (20523032502).

The spelling of 10321020201 in words is "ten billion, three hundred twenty-one million, twenty thousand, two hundred one".