11220121002200 has 48 divisors (see below), whose sum is σ = 28458306911160. Its totient is φ = 4080044000000.

The previous prime is 11220121002197. The next prime is 11220121002263. The reversal of 11220121002200 is 220012102211.

It is a super-2 number, since 2×11220121002200² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2550025301 + ... + 2550029700.

Almost surely, 2^{11220121002200} is an apocalyptic number.

11220121002200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220121002200 is an abundant number, since it is smaller than the sum of its proper divisors (17238185908960).

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

11220121002200 is a wasteful number, since it uses less digits than its factorization.

11220121002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100055028 (or 5100055019 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11220121002200 its reverse (220012102211), we get a palindrome (11440133104411).

It can be divided in two parts, 1122012 and 1002200, that added together give a palindrome (2124212).

The spelling of 11220121002200 in words is "eleven trillion, two hundred twenty billion, one hundred twenty-one million, two thousand, two hundred".