1044223101 has 12 divisors (see below), whose sum is σ = 1508890812.
Its totient is φ = 695886336.
The previous prime is 1044223093. The next prime is 1044223129. The reversal of 1044223101 is 1013224401.
Adding to 1044223101 its reverse (1013224401), we get a palindrome (2057447502).
It can be written as a sum of positive squares in 2 ways, for example, as 432848025 + 611375076 = 20805^2 + 24726^2
It is not a de Polignac number, because 1044223101 - 23 = 1044223093 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1044227101) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 5085 + ... + 45981.
It is an arithmetic number, because the mean of its divisors is an integer number (125740901).
Almost surely, 21044223101 is an apocalyptic number.
It is an amenable number.
1044223101 is a deficient number, since it is larger than the sum of its proper divisors (464667711).
1044223101 is a wasteful number, since it uses less digits than its factorization.
1044223101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43740 (or 43737 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1044223101 is about 32314.4410596872.
The cubic root of 1044223101 is about 1014.5289217968.
The spelling of 1044223101 in words is "one billion, forty-four million, two hundred twenty-three thousand, one hundred one".