223031442343 has 2 divisors, whose sum is σ = 223031442344. Its totient is φ = 223031442342.

The previous prime is 223031442341. The next prime is 223031442349. The reversal of 223031442343 is 343244130322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223031442343 - 2¹ = 223031442341 is a prime.

Together with 223031442341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223031442341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111515721171 + 111515721172.

It is an arithmetic number, because the mean of its divisors is an integer number (111515721172).

Almost surely, 2^223031442343 is an apocalyptic number.

223031442343 is a deficient number, since it is larger than the sum of its proper divisors (1).

223031442343 is an equidigital number, since it uses as much as digits as its factorization.

223031442343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 223031442343 its reverse (343244130322), we get a palindrome (566275572665).

The spelling of 223031442343 in words is "two hundred twenty-three billion, thirty-one million, four hundred forty-two thousand, three hundred forty-three".