11200121022 has 16 divisors (see below), whose sum is σ = 22420309392. Its totient is φ = 3730029120.

The previous prime is 11200120991. The next prime is 11200121027. The reversal of 11200121022 is 22012100211.

11200121022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11200120989 and 11200121007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200121027) 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, 828879 + ... + 842282.

It is an arithmetic number, because the mean of its divisors is an integer number (1401269337).

Almost surely, 2^11200121022 is an apocalyptic number.

11200121022 is an abundant number, since it is smaller than the sum of its proper divisors (11220188370).

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

11200121022 is a wasteful number, since it uses less digits than its factorization.

11200121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672283.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11200121022 its reverse (22012100211), we get a palindrome (33212221233).

The spelling of 11200121022 in words is "eleven billion, two hundred million, one hundred twenty-one thousand, twenty-two".