11222052050 has 24 divisors (see below), whose sum is σ = 22770564912. Its totient is φ = 4080746000.

The previous prime is 11222052047. The next prime is 11222052089. The reversal of 11222052050 is 5025022211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10201316 + ... + 10202415.

It is an arithmetic number, because the mean of its divisors is an integer number (948773538).

Almost surely, 2^11222052050 is an apocalyptic number.

11222052050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222052050 is an abundant number, since it is smaller than the sum of its proper divisors (11548512862).

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

11222052050 is a wasteful number, since it uses less digits than its factorization.

11222052050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20403754 (or 20403749 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 11222052050 its reverse (5025022211), we get a palindrome (16247074261).

The spelling of 11222052050 in words is "eleven billion, two hundred twenty-two million, fifty-two thousand, fifty".