1044221123 has 16 divisors (see below), whose sum is σ = 1154256480. Its totient is φ = 936768000.

The previous prime is 1044221093. The next prime is 1044221153. The reversal of 1044221123 is 3211224401.

It is an interprime number because it is at equal distance from previous prime (1044221093) and next prime (1044221153).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044221123 is a prime.

It is a super-2 number, since 2×1044221123² = 2180795507438762258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1044221095 and 1044221104.

It is not an unprimeable number, because it can be changed into a prime (1044221153) 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 15 ways as a sum of consecutive naturals, for example, 373013 + ... + 375801.

It is an arithmetic number, because the mean of its divisors is an integer number (72141030).

Almost surely, 2^1044221123 is an apocalyptic number.

1044221123 is a deficient number, since it is larger than the sum of its proper divisors (110035357).

1044221123 is a wasteful number, since it uses less digits than its factorization.

1044221123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1044221123 is about 32314.4104541612. The cubic root of 1044221123 is about 1014.5282812123.

Adding to 1044221123 its reverse (3211224401), we get a palindrome (4255445524).

The spelling of 1044221123 in words is "one billion, forty-four million, two hundred twenty-one thousand, one hundred twenty-three".