11242221231143 has 16 divisors (see below), whose sum is σ = 13420029611520. Its totient is φ = 9208179362976.

The previous prime is 11242221231139. The next prime is 11242221231151. The reversal of 11242221231143 is 34113212224211.

It is a cyclic number.

It is not a de Polignac number, because 11242221231143 - 2² = 11242221231139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11242221231103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34098680 + ... + 34426797.

It is an arithmetic number, because the mean of its divisors is an integer number (838751850720).

Almost surely, 2^{11242221231143} is an apocalyptic number.

11242221231143 is a deficient number, since it is larger than the sum of its proper divisors (2177808380377).

11242221231143 is a wasteful number, since it uses less digits than its factorization.

11242221231143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68526526.

The product of its digits is 4608, while the sum is 29.

Adding to 11242221231143 its reverse (34113212224211), we get a palindrome (45355433455354).

The spelling of 11242221231143 in words is "eleven trillion, two hundred forty-two billion, two hundred twenty-one million, two hundred thirty-one thousand, one hundred forty-three".