222404423431 has 24 divisors (see below), whose sum is σ = 242794845216. Its totient is φ = 203536120320.

The previous prime is 222404423429. The next prime is 222404423447. The reversal of 222404423431 is 134324404222.

222404423431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222404423431 - 2¹ = 222404423429 is a prime.

It is a super-2 number, since 2×222404423431² (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 = 222404423393 and 222404423402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222404423531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19744341 + ... + 19755601.

It is an arithmetic number, because the mean of its divisors is an integer number (10116451884).

Almost surely, 2^222404423431 is an apocalyptic number.

222404423431 is a deficient number, since it is larger than the sum of its proper divisors (20390421785).

222404423431 is a wasteful number, since it uses less digits than its factorization.

222404423431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13179 (or 13162 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 222404423431 its reverse (134324404222), we get a palindrome (356728827653).

The spelling of 222404423431 in words is "two hundred twenty-two billion, four hundred four million, four hundred twenty-three thousand, four hundred thirty-one".