11143244013242 has 16 divisors (see below), whose sum is σ = 18234458085312. Its totient is φ = 5065094584320.

The previous prime is 11143244013131. The next prime is 11143244013259. The reversal of 11143244013242 is 24231044234111.

It is a junction number, because it is equal to n+sod(n) for n = 11143244013199 and 11143244013208.

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, 8549243 + ... + 9766065.

It is an arithmetic number, because the mean of its divisors is an integer number (1139653630332).

Almost surely, 2^{11143244013242} is an apocalyptic number.

11143244013242 is a deficient number, since it is larger than the sum of its proper divisors (7091214072070).

11143244013242 is a wasteful number, since it uses less digits than its factorization.

11143244013242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633093.

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

Adding to 11143244013242 its reverse (24231044234111), we get a palindrome (35374288247353).

The spelling of 11143244013242 in words is "eleven trillion, one hundred forty-three billion, two hundred forty-four million, thirteen thousand, two hundred forty-two".