11421112242 has 32 divisors (see below), whose sum is σ = 22905227520. Its totient is φ = 3796554240.

The previous prime is 11421112229. The next prime is 11421112243. The reversal of 11421112242 is 24221112411.

It is not an unprimeable number, because it can be changed into a prime (11421112243) 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, 4403298 + ... + 4405890.

It is an arithmetic number, because the mean of its divisors is an integer number (715788360).

Almost surely, 2^11421112242 is an apocalyptic number.

11421112242 is an abundant number, since it is smaller than the sum of its proper divisors (11484115278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11421112242 is a wasteful number, since it uses less digits than its factorization.

11421112242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4338.

The product of its digits is 256, while the sum is 21.

Adding to 11421112242 its reverse (24221112411), we get a palindrome (35642224653).

The spelling of 11421112242 in words is "eleven billion, four hundred twenty-one million, one hundred twelve thousand, two hundred forty-two".