213412110203 has 4 divisors (see below), whose sum is σ = 214098323088. Its totient is φ = 212725897320.

The previous prime is 213412110157. The next prime is 213412110209. The reversal of 213412110203 is 302011214312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213412110203 - 2⁶ = 213412110139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213412110209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343105976 + ... + 343106597.

It is an arithmetic number, because the mean of its divisors is an integer number (53524580772).

Almost surely, 2^213412110203 is an apocalyptic number.

213412110203 is a deficient number, since it is larger than the sum of its proper divisors (686212885).

213412110203 is an equidigital number, since it uses as much as digits as its factorization.

213412110203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686212884.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 213412110203 its reverse (302011214312), we get a palindrome (515423324515).

The spelling of 213412110203 in words is "two hundred thirteen billion, four hundred twelve million, one hundred ten thousand, two hundred three".