213233103 has 12 divisors (see below), whose sum is σ = 310830520. Its totient is φ = 140850576.

The previous prime is 213233099. The next prime is 213233113. The reversal of 213233103 is 301332312.

It is not a de Polignac number, because 213233103 - 2² = 213233099 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 (213233113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107701 + ... + 109662.

Almost surely, 2^213233103 is an apocalyptic number.

213233103 is a deficient number, since it is larger than the sum of its proper divisors (97597417).

213233103 is a wasteful number, since it uses less digits than its factorization.

213233103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217478 (or 217475 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 213233103 is about 14602.5033127885. The cubic root of 213233103 is about 597.4270405712.

Adding to 213233103 its reverse (301332312), we get a palindrome (514565415).

The spelling of 213233103 in words is "two hundred thirteen million, two hundred thirty-three thousand, one hundred three".