2106201 has 4 divisors (see below), whose sum is σ = 2808272. Its totient is φ = 1404132.

The previous prime is 2106199. The next prime is 2106217. The reversal of 2106201 is 1026012.

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 2106201 - 2¹ = 2106199 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2106281) 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, 351031 + ... + 351036.

It is an arithmetic number, because the mean of its divisors is an integer number (702068).

2^2106201 is an apocalyptic number.

It is an amenable number.

2106201 is a deficient number, since it is larger than the sum of its proper divisors (702071).

2106201 is an equidigital number, since it uses as much as digits as its factorization.

2106201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702070.

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

The square root of 2106201 is about 1451.2756457682. The cubic root of 2106201 is about 128.1838382148.

The spelling of 2106201 in words is "two million, one hundred six thousand, two hundred one".