213130310003 has 16 divisors (see below), whose sum is σ = 255817285920. Its totient is φ = 175417560576.

The previous prime is 213130309981. The next prime is 213130310011. The reversal of 213130310003 is 300013031312.

It is a cyclic number.

It is not a de Polignac number, because 213130310003 - 2¹⁸ = 213130047859 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (213130310093) 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, 25374500 + ... + 25382897.

It is an arithmetic number, because the mean of its divisors is an integer number (15988580370).

Almost surely, 2^213130310003 is an apocalyptic number.

213130310003 is a deficient number, since it is larger than the sum of its proper divisors (42686975917).

213130310003 is a wasteful number, since it uses less digits than its factorization.

213130310003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50757446.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 213130310003 its reverse (300013031312), we get a palindrome (513143341315).

The spelling of 213130310003 in words is "two hundred thirteen billion, one hundred thirty million, three hundred ten thousand, three".