222113203213 has 16 divisors (see below), whose sum is σ = 243306417024. Its totient is φ = 201087221760.

The previous prime is 222113203201. The next prime is 222113203223. The reversal of 222113203213 is 312302311222.

It is a cyclic number.

It is not a de Polignac number, because 222113203213 - 2²⁵ = 222079648781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222113203223) 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, 17653981 + ... + 17666557.

It is an arithmetic number, because the mean of its divisors is an integer number (15206651064).

Almost surely, 2^222113203213 is an apocalyptic number.

It is an amenable number.

222113203213 is a deficient number, since it is larger than the sum of its proper divisors (21193213811).

222113203213 is a wasteful number, since it uses less digits than its factorization.

222113203213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19092.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 222113203213 its reverse (312302311222), we get a palindrome (534415514435).

The spelling of 222113203213 in words is "two hundred twenty-two billion, one hundred thirteen million, two hundred three thousand, two hundred thirteen".