20210112201 has 4 divisors (see below), whose sum is σ = 26946816272. Its totient is φ = 13473408132.

The previous prime is 20210112173. The next prime is 20210112217. The reversal of 20210112201 is 10221101202.

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 20210112201 - 2⁹ = 20210111689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20210114201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3368352031 + ... + 3368352036.

It is an arithmetic number, because the mean of its divisors is an integer number (6736704068).

Almost surely, 2^20210112201 is an apocalyptic number.

It is an amenable number.

20210112201 is a deficient number, since it is larger than the sum of its proper divisors (6736704071).

20210112201 is an equidigital number, since it uses as much as digits as its factorization.

20210112201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6736704070.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20210112201 its reverse (10221101202), we get a palindrome (30431213403).

The spelling of 20210112201 in words is "twenty billion, two hundred ten million, one hundred twelve thousand, two hundred one".