213231130232103 has 12 divisors (see below), whose sum is σ = 308008368903768. Its totient is φ = 142150464918000.

The previous prime is 213231130232101. The next prime is 213231130232117. The reversal of 213231130232103 is 301232031132312.

213231130232103 is a `hidden beast` number, since 2 + 1 + 3 + 2 + 31 + 1 + 302 + 321 + 0 + 3 = 666.

It is not a de Polignac number, because 213231130232103 - 2¹ = 213231130232101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213231130232101) 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, 301452400 + ... + 302158917.

It is an arithmetic number, because the mean of its divisors is an integer number (25667364075314).

Almost surely, 2^{213231130232103} is an apocalyptic number.

213231130232103 is a deficient number, since it is larger than the sum of its proper divisors (94777238671665).

213231130232103 is a wasteful number, since it uses less digits than its factorization.

213231130232103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603650574 (or 603650571 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 213231130232103 its reverse (301232031132312), we get a palindrome (514463161364415).

The spelling of 213231130232103 in words is "two hundred thirteen trillion, two hundred thirty-one billion, one hundred thirty million, two hundred thirty-two thousand, one hundred three".