2221141444 has 12 divisors (see below), whose sum is σ = 4012384768. Its totient is φ = 1074745800.

The previous prime is 2221141427. The next prime is 2221141451. The reversal of 2221141444 is 4441411222.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8956092 + ... + 8956339.

Almost surely, 2^2221141444 is an apocalyptic number.

It is an amenable number.

2221141444 is a deficient number, since it is larger than the sum of its proper divisors (1791243324).

2221141444 is a wasteful number, since it uses less digits than its factorization.

2221141444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17912466 (or 17912464 counting only the distinct ones).

The product of its digits is 2048, while the sum is 25.

The square root of 2221141444 is about 47128.9873008110. The cubic root of 2221141444 is about 1304.7442908992.

Adding to 2221141444 its reverse (4441411222), we get a palindrome (6662552666).

The spelling of 2221141444 in words is "two billion, two hundred twenty-one million, one hundred forty-one thousand, four hundred forty-four".