240221110442 has 8 divisors (see below), whose sum is σ = 360339458436. Its totient is φ = 120107957632.

The previous prime is 240221110433. The next prime is 240221110457. The reversal of 240221110442 is 244011122042.

It can be written as a sum of positive squares in 2 ways, for example, as 200532900481 + 39688209961 = 447809^2 + 199219^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×240221110442² (a number of 24 digits) contains 22 as substring.

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, 1181063 + ... + 1369434.

Almost surely, 2^240221110442 is an apocalyptic number.

240221110442 is a deficient number, since it is larger than the sum of its proper divisors (120118347994).

240221110442 is a wasteful number, since it uses less digits than its factorization.

240221110442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2597592.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 240221110442 its reverse (244011122042), we get a palindrome (484232232484).

The spelling of 240221110442 in words is "two hundred forty billion, two hundred twenty-one million, one hundred ten thousand, four hundred forty-two".