240442111001 has 4 divisors (see below), whose sum is σ = 240707207952. Its totient is φ = 240177014052.

The previous prime is 240442110991. The next prime is 240442111037. The reversal of 240442111001 is 100111244042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240442111001 - 2¹⁰ = 240442109977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240442111051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132547115 + ... + 132548928.

It is an arithmetic number, because the mean of its divisors is an integer number (60176801988).

Almost surely, 2^240442111001 is an apocalyptic number.

It is an amenable number.

240442111001 is a deficient number, since it is larger than the sum of its proper divisors (265096951).

240442111001 is an equidigital number, since it uses as much as digits as its factorization.

240442111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265096950.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 240442111001 its reverse (100111244042), we get a palindrome (340553355043).

The spelling of 240442111001 in words is "two hundred forty billion, four hundred forty-two million, one hundred eleven thousand, one".