11200121002 has 32 divisors (see below), whose sum is σ = 19615939200. Its totient is φ = 4794199200.

The previous prime is 11200120991. The next prime is 11200121027. The reversal of 11200121002 is 20012100211.

11200121002 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11200121002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578377 + ... + 597427.

It is an arithmetic number, because the mean of its divisors is an integer number (612998100).

Almost surely, 2^11200121002 is an apocalyptic number.

11200121002 is a deficient number, since it is larger than the sum of its proper divisors (8415818198).

11200121002 is an equidigital number, since it uses as much as digits as its factorization.

11200121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19931 (or 19917 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11200121002 its reverse (20012100211), we get a palindrome (31212221213).

It can be divided in two parts, 11 and 200121002, that multiplied together give a palindrome (2201331022).

The spelling of 11200121002 in words is "eleven billion, two hundred million, one hundred twenty-one thousand, two".