1044221141 has 16 divisors (see below), whose sum is σ = 1139327856. Its totient is φ = 953035776.

The previous prime is 1044221093. The next prime is 1044221153. The reversal of 1044221141 is 1411224401.

It can be written as a sum of positive squares in 8 ways, for example, as 91202500 + 953018641 = 9550^2 + 30871^2 .

It is not a de Polignac number, because 1044221141 - 2¹⁴ = 1044204757 is a prime.

It is a super-2 number, since 2×1044221141² = 2180795582622683762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044221341) 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, 196775 + ... + 202011.

It is an arithmetic number, because the mean of its divisors is an integer number (71207991).

Almost surely, 2^1044221141 is an apocalyptic number.

It is an amenable number.

1044221141 is a deficient number, since it is larger than the sum of its proper divisors (95106715).

1044221141 is a wasteful number, since it uses less digits than its factorization.

1044221141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5608.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1044221141 is about 32314.4107326747. The cubic root of 1044221141 is about 1014.5282870417.

Adding to 1044221141 its reverse (1411224401), we get a palindrome (2455445542).

The spelling of 1044221141 in words is "one billion, forty-four million, two hundred twenty-one thousand, one hundred forty-one".