1144123222222 has 8 divisors (see below), whose sum is σ = 1717214343336. Its totient is φ = 571718441112.

The previous prime is 1144123222219. The next prime is 1144123222237. The reversal of 1144123222222 is 2222223214411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171580833 + ... + 171587500.

It is an arithmetic number, because the mean of its divisors is an integer number (214651792917).

Almost surely, 2^{1144123222222} is an apocalyptic number.

1144123222222 is a deficient number, since it is larger than the sum of its proper divisors (573091121114).

1144123222222 is a wasteful number, since it uses less digits than its factorization.

1144123222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343170002.

The product of its digits is 6144, while the sum is 28.

Adding to 1144123222222 its reverse (2222223214411), we get a palindrome (3366346436633).

The spelling of 1144123222222 in words is "one trillion, one hundred forty-four billion, one hundred twenty-three million, two hundred twenty-two thousand, two hundred twenty-two".