242240313311201 has 4 divisors (see below), whose sum is σ = 242240888174532. Its totient is φ = 242239738447872.

The previous prime is 242240313311197. The next prime is 242240313311203. The reversal of 242240313311201 is 102113313042242.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 193410629056225 + 48829684254976 = 13907215^2 + 6987824^2 .

It is a cyclic number.

It is not a de Polignac number, because 242240313311201 - 2² = 242240313311197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242240313311203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286799120 + ... + 287642513.

It is an arithmetic number, because the mean of its divisors is an integer number (60560222043633).

Almost surely, 2^{242240313311201} is an apocalyptic number.

It is an amenable number.

242240313311201 is a deficient number, since it is larger than the sum of its proper divisors (574863331).

242240313311201 is an equidigital number, since it uses as much as digits as its factorization.

242240313311201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574863330.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 242240313311201 its reverse (102113313042242), we get a palindrome (344353626353443).

The spelling of 242240313311201 in words is "two hundred forty-two trillion, two hundred forty billion, three hundred thirteen million, three hundred eleven thousand, two hundred one".