1142120240342 has 32 divisors (see below), whose sum is σ = 1796828189184. Its totient is φ = 543436960000.

The previous prime is 1142120240297. The next prime is 1142120240353. The reversal of 1142120240342 is 2430420212411.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10185542 + ... + 10297062.

It is an arithmetic number, because the mean of its divisors is an integer number (56150880912).

Almost surely, 2^{1142120240342} is an apocalyptic number.

1142120240342 is a deficient number, since it is larger than the sum of its proper divisors (654707948842).

1142120240342 is a wasteful number, since it uses less digits than its factorization.

1142120240342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112684.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1142120240342 its reverse (2430420212411), we get a palindrome (3572540452753).

The spelling of 1142120240342 in words is "one trillion, one hundred forty-two billion, one hundred twenty million, two hundred forty thousand, three hundred forty-two".