213224223011 has 4 divisors (see below), whose sum is σ = 213228052800. Its totient is φ = 213220393224.

The previous prime is 213224223007. The next prime is 213224223029. The reversal of 213224223011 is 110322422312.

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 213224223011 - 2² = 213224223007 is a prime.

It is a super-2 number, since 2×213224223011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213224223061) 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, 1830131 + ... + 1943148.

It is an arithmetic number, because the mean of its divisors is an integer number (53307013200).

Almost surely, 2^213224223011 is an apocalyptic number.

213224223011 is a deficient number, since it is larger than the sum of its proper divisors (3829789).

213224223011 is an equidigital number, since it uses as much as digits as its factorization.

213224223011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3829788.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 213224223011 its reverse (110322422312), we get a palindrome (323546645323).

The spelling of 213224223011 in words is "two hundred thirteen billion, two hundred twenty-four million, two hundred twenty-three thousand, eleven".