11101212242 has 16 divisors (see below), whose sum is σ = 16899363072. Its totient is φ = 5468211840.

The previous prime is 11101212181. The next prime is 11101212247. The reversal of 11101212242 is 24221210111.

11101212242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11101212242.

It is not an unprimeable number, because it can be changed into a prime (11101212247) 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 7 ways as a sum of consecutive naturals, for example, 158978 + ... + 217890.

It is an arithmetic number, because the mean of its divisors is an integer number (1056210192).

Almost surely, 2^11101212242 is an apocalyptic number.

11101212242 is a deficient number, since it is larger than the sum of its proper divisors (5798150830).

11101212242 is a wasteful number, since it uses less digits than its factorization.

11101212242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60313.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11101212242 its reverse (24221210111), we get a palindrome (35322422353).

The spelling of 11101212242 in words is "eleven billion, one hundred one million, two hundred twelve thousand, two hundred forty-two".