1144222123 has 16 divisors (see below), whose sum is σ = 1322346240. Its totient is φ = 979149600.

The previous prime is 1144222117. The next prime is 1144222127. The reversal of 1144222123 is 3212224411.

It is not a de Polignac number, because 1144222123 - 2⁵ = 1144222091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1144222094 and 1144222103.

It is not an unprimeable number, because it can be changed into a prime (1144222127) 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, 15378 + ... + 50248.

It is an arithmetic number, because the mean of its divisors is an integer number (82646640).

Almost surely, 2^1144222123 is an apocalyptic number.

1144222123 is a deficient number, since it is larger than the sum of its proper divisors (178124117).

1144222123 is a wasteful number, since it uses less digits than its factorization.

1144222123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35058.

The product of its digits is 768, while the sum is 22.

The square root of 1144222123 is about 33826.3524932855. The cubic root of 1144222123 is about 1045.9319915154.

Adding to 1144222123 its reverse (3212224411), we get a palindrome (4356446534).

The spelling of 1144222123 in words is "one billion, one hundred forty-four million, two hundred twenty-two thousand, one hundred twenty-three".