11121216050 has 48 divisors (see below), whose sum is σ = 23874668352. Its totient is φ = 3775224000.

The previous prime is 11121216023. The next prime is 11121216079. The reversal of 11121216050 is 5061212111.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121952 + ... + 192651.

It is an arithmetic number, because the mean of its divisors is an integer number (497388924).

Almost surely, 2^11121216050 is an apocalyptic number.

11121216050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121216050 is an abundant number, since it is smaller than the sum of its proper divisors (12753452302).

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

11121216050 is a wasteful number, since it uses less digits than its factorization.

11121216050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314723 (or 314718 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

Adding to 11121216050 its reverse (5061212111), we get a palindrome (16182428161).

The spelling of 11121216050 in words is "eleven billion, one hundred twenty-one million, two hundred sixteen thousand, fifty".