4240221111 has 24 divisors (see below), whose sum is σ = 7001845760. Its totient is φ = 2422251216.

The previous prime is 4240221071. The next prime is 4240221113. The reversal of 4240221111 is 1111220424.

4240221111 is a `hidden beast` number, since 42 + 402 + 211 + 11 = 666.

It is not a de Polignac number, because 4240221111 - 2⁶ = 4240221047 is a prime.

It is a super-4 number, since 4×4240221111⁴ (a number of 40 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240221113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 253926 + ... + 270108.

Almost surely, 2^4240221111 is an apocalyptic number.

4240221111 is a deficient number, since it is larger than the sum of its proper divisors (2761624649).

4240221111 is a wasteful number, since it uses less digits than its factorization.

4240221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20355 (or 20352 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 4240221111 is about 65116.9802048590. The cubic root of 4240221111 is about 1618.5626013122.

Adding to 4240221111 its reverse (1111220424), we get a palindrome (5351441535).

The spelling of 4240221111 in words is "four billion, two hundred forty million, two hundred twenty-one thousand, one hundred eleven".