222343043 has 4 divisors (see below), whose sum is σ = 239446368. Its totient is φ = 205239720.

The previous prime is 222343039. The next prime is 222343049. The reversal of 222343043 is 340343222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 340343222 = 2 ⋅170171611.

It is a cyclic number.

It is not a de Polignac number, because 222343043 - 2² = 222343039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222343049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8551643 + ... + 8551668.

It is an arithmetic number, because the mean of its divisors is an integer number (59861592).

Almost surely, 2^222343043 is an apocalyptic number.

222343043 is a deficient number, since it is larger than the sum of its proper divisors (17103325).

222343043 is a wasteful number, since it uses less digits than its factorization.

222343043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17103324.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 222343043 is about 14911.1717514084. The cubic root of 222343043 is about 605.8166173508.

Adding to 222343043 its reverse (340343222), we get a palindrome (562686265).

The spelling of 222343043 in words is "two hundred twenty-two million, three hundred forty-three thousand, forty-three".