1121013241242 has 16 divisors (see below), whose sum is σ = 2245110434112. Its totient is φ = 373157088480.

The previous prime is 1121013241177. The next prime is 1121013241247. The reversal of 1121013241242 is 2421423101211.

It is not an unprimeable number, because it can be changed into a prime (1121013241247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128493259 + ... + 128501982.

It is an arithmetic number, because the mean of its divisors is an integer number (140319402132).

Almost surely, 2^{1121013241242} is an apocalyptic number.

1121013241242 is an abundant number, since it is smaller than the sum of its proper divisors (1124097192870).

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

1121013241242 is a wasteful number, since it uses less digits than its factorization.

1121013241242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256995973.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1121013241242 its reverse (2421423101211), we get a palindrome (3542436342453).

The spelling of 1121013241242 in words is "one trillion, one hundred twenty-one billion, thirteen million, two hundred forty-one thousand, two hundred forty-two".