4421111242 has 4 divisors (see below), whose sum is σ = 6631666866. Its totient is φ = 2210555620.

The previous prime is 4421111237. The next prime is 4421111269. The reversal of 4421111242 is 2421111244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3955026321 + 466084921 = 62889^2 + 21589^2 .

It is a super-2 number, since 2×4421111242² = 39092449228277565128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105277809 + ... + 1105277812.

Almost surely, 2^4421111242 is an apocalyptic number.

4421111242 is a deficient number, since it is larger than the sum of its proper divisors (2210555624).

4421111242 is a wasteful number, since it uses less digits than its factorization.

4421111242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210555623.

The product of its digits is 512, while the sum is 22.

The square root of 4421111242 is about 66491.4373585050. The cubic root of 4421111242 is about 1641.2591017431.

Adding to 4421111242 its reverse (2421111244), we get a palindrome (6842222486).

The spelling of 4421111242 in words is "four billion, four hundred twenty-one million, one hundred eleven thousand, two hundred forty-two".