242223440153 has 4 divisors (see below), whose sum is σ = 242224434960. Its totient is φ = 242222445348.

The previous prime is 242223440149. The next prime is 242223440167. The reversal of 242223440153 is 351044322242.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 351044322242 = 2 ⋅175522161121.

It is a cyclic number.

It is not a de Polignac number, because 242223440153 - 2² = 242223440149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242223460153) 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, 140678 + ... + 710096.

It is an arithmetic number, because the mean of its divisors is an integer number (60556108740).

Almost surely, 2^242223440153 is an apocalyptic number.

It is an amenable number.

242223440153 is a deficient number, since it is larger than the sum of its proper divisors (994807).

242223440153 is an equidigital number, since it uses as much as digits as its factorization.

242223440153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994806.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 242223440153 its reverse (351044322242), we get a palindrome (593267762395).

The spelling of 242223440153 in words is "two hundred forty-two billion, two hundred twenty-three million, four hundred forty thousand, one hundred fifty-three".