222211340431 has 16 divisors (see below), whose sum is σ = 229730155200. Its totient is φ = 214799904000.

The previous prime is 222211340401. The next prime is 222211340479. The reversal of 222211340431 is 134043112222.

It is a cyclic number.

It is not a de Polignac number, because 222211340431 - 2⁹ = 222211339919 is a prime.

It is a super-2 number, since 2×222211340431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222211340396 and 222211340405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222211340401) 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, 2362165 + ... + 2454433.

It is an arithmetic number, because the mean of its divisors is an integer number (14358134700).

Almost surely, 2^222211340431 is an apocalyptic number.

222211340431 is a deficient number, since it is larger than the sum of its proper divisors (7518814769).

222211340431 is a wasteful number, since it uses less digits than its factorization.

222211340431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92850.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 222211340431 its reverse (134043112222), we get a palindrome (356254452653).

The spelling of 222211340431 in words is "two hundred twenty-two billion, two hundred eleven million, three hundred forty thousand, four hundred thirty-one".