11000012221120 has 56 divisors (see below), whose sum is σ = 28208685196944. Its totient is φ = 4061542972416.

The previous prime is 11000012221043. The next prime is 11000012221153. The reversal of 11000012221120 is 2112221000011.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 11000012221120.

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, 1322112694 + ... + 1322121013.

It is an arithmetic number, because the mean of its divisors is an integer number (503726521374).

Almost surely, 2^{11000012221120} is an apocalyptic number.

11000012221120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11000012221120 is an abundant number, since it is smaller than the sum of its proper divisors (17208672975824).

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

11000012221120 is a wasteful number, since it uses less digits than its factorization.

11000012221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2644233737 (or 2644233727 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11000012221120 its reverse (2112221000011), we get a palindrome (13112233221131).

The spelling of 11000012221120 in words is "eleven trillion, twelve million, two hundred twenty-one thousand, one hundred twenty".