1121144141042 has 8 divisors (see below), whose sum is σ = 1684735452396. Its totient is φ = 559565656912.

The previous prime is 1121144141041. The next prime is 1121144141057. The reversal of 1121144141042 is 2401414411211.

It can be written as a sum of positive squares in 2 ways, for example, as 960205969801 + 160938171241 = 979901^2 + 401171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1121144141041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503205413 + ... + 503207640.

Almost surely, 2^{1121144141042} is an apocalyptic number.

1121144141042 is a deficient number, since it is larger than the sum of its proper divisors (563591311354).

1121144141042 is a wasteful number, since it uses less digits than its factorization.

1121144141042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006413612.

The product of its (nonzero) digits is 1024, while the sum is 26.

Adding to 1121144141042 its reverse (2401414411211), we get a palindrome (3522558552253).

The spelling of 1121144141042 in words is "one trillion, one hundred twenty-one billion, one hundred forty-four million, one hundred forty-one thousand, forty-two".