1044220311 has 6 divisors (see below), whose sum is σ = 1508318240. Its totient is φ = 696146868.

The previous prime is 1044220301. The next prime is 1044220339. The reversal of 1044220311 is 1130224401.

1044220311 is a `hidden beast` number, since 10 + 442 + 203 + 11 = 666.

It is not a de Polignac number, because 1044220311 - 2¹⁰ = 1044219287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044220301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58012231 + ... + 58012248.

Almost surely, 2^1044220311 is an apocalyptic number.

1044220311 is a deficient number, since it is larger than the sum of its proper divisors (464097929).

1044220311 is a wasteful number, since it uses less digits than its factorization.

1044220311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116024485 (or 116024482 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1044220311 is about 32314.3978901047. The cubic root of 1044220311 is about 1014.5280182421.

Adding to 1044220311 its reverse (1130224401), we get a palindrome (2174444712).

The spelling of 1044220311 in words is "one billion, forty-four million, two hundred twenty thousand, three hundred eleven".