111121020002210 has 16 divisors (see below), whose sum is σ = 203296816923192. Its totient is φ = 43719745574400.

The previous prime is 111121020002207. The next prime is 111121020002219. The reversal of 111121020002210 is 12200020121111.

111121020002210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 63320071526881 + 47800948475329 = 7957391^2 + 6913823^2 .

It is not an unprimeable number, because it can be changed into a prime (111121020002219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91082802671 + ... + 91082803890.

Almost surely, 2^{111121020002210} is an apocalyptic number.

111121020002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111121020002210 is a deficient number, since it is larger than the sum of its proper divisors (92175796920982).

111121020002210 is a wasteful number, since it uses less digits than its factorization.

111121020002210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182165606629.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111121020002210 its reverse (12200020121111), we get a palindrome (123321040123321).

The spelling of 111121020002210 in words is "one hundred eleven trillion, one hundred twenty-one billion, twenty million, two thousand, two hundred ten".