213133112203 has 4 divisors (see below), whose sum is σ = 232508849688. Its totient is φ = 193757374720.

The previous prime is 213133112183. The next prime is 213133112221. The reversal of 213133112203 is 302211331312.

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 213133112203 - 2³³ = 204543177611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213133112233) 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, 9687868726 + ... + 9687868747.

It is an arithmetic number, because the mean of its divisors is an integer number (58127212422).

Almost surely, 2^213133112203 is an apocalyptic number.

213133112203 is a deficient number, since it is larger than the sum of its proper divisors (19375737485).

213133112203 is a wasteful number, since it uses less digits than its factorization.

213133112203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19375737484.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 213133112203 its reverse (302211331312), we get a palindrome (515344443515).

The spelling of 213133112203 in words is "two hundred thirteen billion, one hundred thirty-three million, one hundred twelve thousand, two hundred three".