11220143442134 has 32 divisors (see below), whose sum is σ = 18825349681152. Its totient is φ = 4971095496000.

The previous prime is 11220143442127. The next prime is 11220143442161. The reversal of 11220143442134 is 43124434102211.

It is a self number, because there is not a number n which added to its sum of digits gives 11220143442134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4741322 + ... + 6702269.

It is an arithmetic number, because the mean of its divisors is an integer number (588292177536).

Almost surely, 2^{11220143442134} is an apocalyptic number.

11220143442134 is a deficient number, since it is larger than the sum of its proper divisors (7605206239018).

11220143442134 is a wasteful number, since it uses less digits than its factorization.

11220143442134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11444732.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 11220143442134 its reverse (43124434102211), we get a palindrome (54344577544345).

The spelling of 11220143442134 in words is "eleven trillion, two hundred twenty billion, one hundred forty-three million, four hundred forty-two thousand, one hundred thirty-four".