213223112113 has 16 divisors (see below), whose sum is σ = 233485185024. Its totient is φ = 193108775760.

The previous prime is 213223112107. The next prime is 213223112129. The reversal of 213223112113 is 311211322312.

It is a cyclic number.

It is not a de Polignac number, because 213223112113 - 2⁹ = 213223111601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213223112183) 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, 3110656 + ... + 3178462.

It is an arithmetic number, because the mean of its divisors is an integer number (14592824064).

Almost surely, 2^213223112113 is an apocalyptic number.

It is an amenable number.

213223112113 is a deficient number, since it is larger than the sum of its proper divisors (20262072911).

213223112113 is a wasteful number, since it uses less digits than its factorization.

213223112113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68892.

The product of its digits is 432, while the sum is 22.

Adding to 213223112113 its reverse (311211322312), we get a palindrome (524434434425).

The spelling of 213223112113 in words is "two hundred thirteen billion, two hundred twenty-three million, one hundred twelve thousand, one hundred thirteen".