2106353203 has 4 divisors (see below), whose sum is σ = 2115632520. Its totient is φ = 2097073888.

The previous prime is 2106353173. The next prime is 2106353213. The reversal of 2106353203 is 3023536012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2106353203 - 2¹³ = 2106345011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2106353213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4639318 + ... + 4639771.

It is an arithmetic number, because the mean of its divisors is an integer number (528908130).

Almost surely, 2^2106353203 is an apocalyptic number.

2106353203 is a deficient number, since it is larger than the sum of its proper divisors (9279317).

2106353203 is an equidigital number, since it uses as much as digits as its factorization.

2106353203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9279316.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 2106353203 is about 45895.0237280688. The cubic root of 2106353203 is about 1281.8692584270.

Adding to 2106353203 its reverse (3023536012), we get a palindrome (5129889215).

The spelling of 2106353203 in words is "two billion, one hundred six million, three hundred fifty-three thousand, two hundred three".