1222324043 has 4 divisors (see below), whose sum is σ = 1222750320. Its totient is φ = 1221897768.

The previous prime is 1222324031. The next prime is 1222324049. The reversal of 1222324043 is 3404232221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1222324043 - 2⁴ = 1222324027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222324049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208808 + ... + 214581.

It is an arithmetic number, because the mean of its divisors is an integer number (305687580).

Almost surely, 2^1222324043 is an apocalyptic number.

1222324043 is a deficient number, since it is larger than the sum of its proper divisors (426277).

1222324043 is an equidigital number, since it uses as much as digits as its factorization.

1222324043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426276.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1222324043 is about 34961.7511432136. The cubic root of 1222324043 is about 1069.2077995051.

Adding to 1222324043 its reverse (3404232221), we get a palindrome (4626556264).

The spelling of 1222324043 in words is "one billion, two hundred twenty-two million, three hundred twenty-four thousand, forty-three".