213273103 has 16 divisors (see below), whose sum is σ = 222778080. Its totient is φ = 204019200.

The previous prime is 213273097. The next prime is 213273107. The reversal of 213273103 is 301372312.

It is a happy number.

213273103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213273103 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 (213273107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 769801 + ... + 770077.

It is an arithmetic number, because the mean of its divisors is an integer number (13923630).

Almost surely, 2^213273103 is an apocalyptic number.

213273103 is a deficient number, since it is larger than the sum of its proper divisors (9504977).

213273103 is a wasteful number, since it uses less digits than its factorization.

213273103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 213273103 is about 14603.8728767406. The cubic root of 213273103 is about 597.4643949769.

The spelling of 213273103 in words is "two hundred thirteen million, two hundred seventy-three thousand, one hundred three".