222311404304213 has 16 divisors (see below), whose sum is σ = 256593026945664. Its totient is φ = 188660601729600.

The previous prime is 222311404304201. The next prime is 222311404304257. The reversal of 222311404304213 is 312403404113222.

It is a happy number.

It is not a de Polignac number, because 222311404304213 - 2⁶ = 222311404304149 is a prime.

It is a super-2 number, since 2×222311404304213² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222311404304213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222311404304263) 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, 20475731 + ... + 29391807.

It is an arithmetic number, because the mean of its divisors is an integer number (16037064184104).

Almost surely, 2^{222311404304213} is an apocalyptic number.

It is an amenable number.

222311404304213 is a deficient number, since it is larger than the sum of its proper divisors (34281622641451).

222311404304213 is a wasteful number, since it uses less digits than its factorization.

222311404304213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8951452.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 222311404304213 its reverse (312403404113222), we get a palindrome (534714808417435).

The spelling of 222311404304213 in words is "two hundred twenty-two trillion, three hundred eleven billion, four hundred four million, three hundred four thousand, two hundred thirteen".