224155232443 has 2 divisors, whose sum is σ = 224155232444. Its totient is φ = 224155232442.

The previous prime is 224155232429. The next prime is 224155232503. The reversal of 224155232443 is 344232551422.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224155232443 - 2⁹ = 224155231931 is a prime.

It is not a weakly prime, because it can be changed into another prime (224155232423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112077616221 + 112077616222.

It is an arithmetic number, because the mean of its divisors is an integer number (112077616222).

Almost surely, 2^224155232443 is an apocalyptic number.

224155232443 is a deficient number, since it is larger than the sum of its proper divisors (1).

224155232443 is an equidigital number, since it uses as much as digits as its factorization.

224155232443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 37.

Adding to 224155232443 its reverse (344232551422), we get a palindrome (568387783865).

The spelling of 224155232443 in words is "two hundred twenty-four billion, one hundred fifty-five million, two hundred thirty-two thousand, four hundred forty-three".