1121141102242 has 24 divisors (see below), whose sum is σ = 1956330318096. Its totient is φ = 480475904328.

The previous prime is 1121141102233. The next prime is 1121141102339. The reversal of 1121141102242 is 2422011411211.

It is a super-2 number, since 2×1121141102242² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4008453 + ... + 4279015.

It is an arithmetic number, because the mean of its divisors is an integer number (81513763254).

Almost surely, 2^{1121141102242} is an apocalyptic number.

1121141102242 is a deficient number, since it is larger than the sum of its proper divisors (835189215854).

1121141102242 is a wasteful number, since it uses less digits than its factorization.

1121141102242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312862 (or 312855 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 1121141102242 its reverse (2422011411211), we get a palindrome (3543152513453).

The spelling of 1121141102242 in words is "one trillion, one hundred twenty-one billion, one hundred forty-one million, one hundred two thousand, two hundred forty-two".