213230120103 has 144 divisors (see below), whose sum is σ = 427056155136. Its totient is φ = 99482722560.

The previous prime is 213230120083. The next prime is 213230120111. The reversal of 213230120103 is 301021032312.

213230120103 is a `hidden beast` number, since 213 + 230 + 120 + 103 = 666.

It is not a de Polignac number, because 213230120103 - 2¹⁸ = 213229857959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213230120003) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4308726 + ... + 4357932.

It is an arithmetic number, because the mean of its divisors is an integer number (2965667744).

Almost surely, 2^213230120103 is an apocalyptic number.

213230120103 is an abundant number, since it is smaller than the sum of its proper divisors (213826035033).

213230120103 is a wasteful number, since it uses less digits than its factorization.

213230120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49294 (or 49278 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 213230120103 its reverse (301021032312), we get a palindrome (514251152415).

It can be divided in two parts, 213230 and 120103, that added together give a palindrome (333333).

The spelling of 213230120103 in words is "two hundred thirteen billion, two hundred thirty million, one hundred twenty thousand, one hundred three".