11043340143021 has 12 divisors (see below), whose sum is σ = 15977770553472. Its totient is φ = 7350097883976.

The previous prime is 11043340142959. The next prime is 11043340143029. The reversal of 11043340143021 is 12034104334011.

11043340143021 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 3 + 340 + 14 + 302 + 1 = 666.

It is not a de Polignac number, because 11043340143021 - 2¹⁰ = 11043340141997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11043340143029) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1010734071 + ... + 1010744996.

It is an arithmetic number, because the mean of its divisors is an integer number (1331480879456).

Almost surely, 2^{11043340143021} is an apocalyptic number.

It is an amenable number.

11043340143021 is a deficient number, since it is larger than the sum of its proper divisors (4934430410451).

11043340143021 is a wasteful number, since it uses less digits than its factorization.

11043340143021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021479680 (or 2021479677 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 11043340143021 its reverse (12034104334011), we get a palindrome (23077444477032).

The spelling of 11043340143021 in words is "eleven trillion, forty-three billion, three hundred forty million, one hundred forty-three thousand, twenty-one".