213224131111133 has 4 divisors (see below), whose sum is σ = 213229385177568. Its totient is φ = 213218877044700.

The previous prime is 213224131111129. The next prime is 213224131111213. The reversal of 213224131111133 is 331111131422312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 213224131111133 - 2² = 213224131111129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213224131111096 and 213224131111105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213224131119133) 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, 2626972343 + ... + 2627053508.

It is an arithmetic number, because the mean of its divisors is an integer number (53307346294392).

Almost surely, 2^{213224131111133} is an apocalyptic number.

It is an amenable number.

213224131111133 is a deficient number, since it is larger than the sum of its proper divisors (5254066435).

213224131111133 is an equidigital number, since it uses as much as digits as its factorization.

213224131111133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5254066434.

The product of its digits is 2592, while the sum is 29.

Adding to 213224131111133 its reverse (331111131422312), we get a palindrome (544335262533445).

The spelling of 213224131111133 in words is "two hundred thirteen trillion, two hundred twenty-four billion, one hundred thirty-one million, one hundred eleven thousand, one hundred thirty-three".