213103103 has 8 divisors (see below), whose sum is σ = 218054400. Its totient is φ = 208196568.

The previous prime is 213103097. The next prime is 213103127. The reversal of 213103103 is 301301312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213103103 - 2⁴ = 213103087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213103193) 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 7 ways as a sum of consecutive naturals, for example, 1463 + ... + 20696.

It is an arithmetic number, because the mean of its divisors is an integer number (27256800).

Almost surely, 2^213103103 is an apocalyptic number.

213103103 is a deficient number, since it is larger than the sum of its proper divisors (4951297).

213103103 is a wasteful number, since it uses less digits than its factorization.

213103103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22381.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 213103103 is about 14598.0513425594. The cubic root of 213103103 is about 597.3056064806.

Adding to 213103103 its reverse (301301312), we get a palindrome (514404415).

The spelling of 213103103 in words is "two hundred thirteen million, one hundred three thousand, one hundred three".