1241440321242 has 16 divisors (see below), whose sum is σ = 2708597064672. Its totient is φ = 376194036720.

The previous prime is 1241440321213. The next prime is 1241440321249. The reversal of 1241440321242 is 2421230441421.

It is not an unprimeable number, because it can be changed into a prime (1241440321249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9404850853 + ... + 9404850984.

It is an arithmetic number, because the mean of its divisors is an integer number (169287316542).

Almost surely, 2^{1241440321242} is an apocalyptic number.

1241440321242 is an abundant number, since it is smaller than the sum of its proper divisors (1467156743430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1241440321242 is a wasteful number, since it uses less digits than its factorization.

1241440321242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18809701853.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 1241440321242 its reverse (2421230441421), we get a palindrome (3662670762663).

The spelling of 1241440321242 in words is "one trillion, two hundred forty-one billion, four hundred forty million, three hundred twenty-one thousand, two hundred forty-two".