210032103 has 4 divisors (see below), whose sum is σ = 280042808. Its totient is φ = 140021400.

The previous prime is 210032041. The next prime is 210032107. The reversal of 210032103 is 301230012.

It is a happy number.

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

It is not a de Polignac number, because 210032103 - 2¹⁴ = 210015719 is a prime.

It is a super-2 number, since 2×210032103² = 88226968581205218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210032107) 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, 35005348 + ... + 35005353.

It is an arithmetic number, because the mean of its divisors is an integer number (70010702).

Almost surely, 2^210032103 is an apocalyptic number.

210032103 is a deficient number, since it is larger than the sum of its proper divisors (70010705).

210032103 is an equidigital number, since it uses as much as digits as its factorization.

210032103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70010704.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 210032103 is about 14492.4843625929. The cubic root of 210032103 is about 594.4224822610.

Adding to 210032103 its reverse (301230012), we get a palindrome (511262115).

The spelling of 210032103 in words is "two hundred ten million, thirty-two thousand, one hundred three".