1142231143344 has 40 divisors (see below), whose sum is σ = 2953974743040. Its totient is φ = 380329397568.

The previous prime is 1142231143327. The next prime is 1142231143363. The reversal of 1142231143344 is 4433411322411.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12902832 + ... + 12991055.

It is an arithmetic number, because the mean of its divisors is an integer number (73849368576).

Almost surely, 2^{1142231143344} is an apocalyptic number.

It is an amenable number.

1142231143344 is an abundant number, since it is smaller than the sum of its proper divisors (1811743599696).

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

1142231143344 is a wasteful number, since it uses less digits than its factorization.

1142231143344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25894817 (or 25894811 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

Adding to 1142231143344 its reverse (4433411322411), we get a palindrome (5575642465755).

The spelling of 1142231143344 in words is "one trillion, one hundred forty-two billion, two hundred thirty-one million, one hundred forty-three thousand, three hundred forty-four".