1224222123 has 16 divisors (see below), whose sum is σ = 1643942016. Its totient is φ = 810345600.

The previous prime is 1224222121. The next prime is 1224222161. The reversal of 1224222123 is 3212224221.

It is not a de Polignac number, because 1224222123 - 2¹ = 1224222121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1224222123.

It is not an unprimeable number, because it can be changed into a prime (1224222121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270840 + ... + 275322.

It is an arithmetic number, because the mean of its divisors is an integer number (102746376).

Almost surely, 2^1224222123 is an apocalyptic number.

1224222123 is a deficient number, since it is larger than the sum of its proper divisors (419719893).

1224222123 is a wasteful number, since it uses less digits than its factorization.

1224222123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114.

The product of its digits is 768, while the sum is 21.

The square root of 1224222123 is about 34988.8857067498. The cubic root of 1224222123 is about 1069.7609513438.

Adding to 1224222123 its reverse (3212224221), we get a palindrome (4436446344).

The spelling of 1224222123 in words is "one billion, two hundred twenty-four million, two hundred twenty-two thousand, one hundred twenty-three".