11121123126 has 16 divisors (see below), whose sum is σ = 22245696000. Its totient is φ = 3706466088.

The previous prime is 11121123119. The next prime is 11121123131. The reversal of 11121123126 is 62132112111.

It is a nude number because it is divisible by every one of its digits.

It is a Curzon number.

It is a congruent number.

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, 100846 + ... + 180033.

It is an arithmetic number, because the mean of its divisors is an integer number (1390356000).

Almost surely, 2^11121123126 is an apocalyptic number.

11121123126 is an abundant number, since it is smaller than the sum of its proper divisors (11124572874).

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

11121123126 is a wasteful number, since it uses less digits than its factorization.

11121123126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287483.

The product of its digits is 144, while the sum is 21.

Adding to 11121123126 its reverse (62132112111), we get a palindrome (73253235237).

The spelling of 11121123126 in words is "eleven billion, one hundred twenty-one million, one hundred twenty-three thousand, one hundred twenty-six".