1143310202442 has 12 divisors (see below), whose sum is σ = 2477172105330. Its totient is φ = 381103400808.

The previous prime is 1143310202429. The next prime is 1143310202443. The reversal of 1143310202442 is 2442020133411.

1143310202442 is a `hidden beast` number, since 1 + 1 + 4 + 3 + 3 + 10 + 202 + 442 = 666.

It can be written as a sum of positive squares in only one way, i.e., 747154513161 + 396155689281 = 864381^2 + 629409^2 .

It is not an unprimeable number, because it can be changed into a prime (1143310202443) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 31758616717 + ... + 31758616752.

Almost surely, 2^{1143310202442} is an apocalyptic number.

1143310202442 is an abundant number, since it is smaller than the sum of its proper divisors (1333861902888).

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

1143310202442 is a wasteful number, since it uses less digits than its factorization.

1143310202442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63517233477 (or 63517233474 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1143310202442 its reverse (2442020133411), we get a palindrome (3585330335853).

The spelling of 1143310202442 in words is "one trillion, one hundred forty-three billion, three hundred ten million, two hundred two thousand, four hundred forty-two".