11222112122210 has 64 divisors (see below), whose sum is σ = 22486848773760. Its totient is φ = 3997544378880.

The previous prime is 11222112122189. The next prime is 11222112122231. The reversal of 11222112122210 is 1222121122211.

It is an interprime number because it is at equal distance from previous prime (11222112122189) and next prime (11222112122231).

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 31 ways as a sum of consecutive naturals, for example, 2251886 + ... + 5245494.

It is an arithmetic number, because the mean of its divisors is an integer number (351357012090).

Almost surely, 2^{11222112122210} is an apocalyptic number.

11222112122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222112122210 is an abundant number, since it is smaller than the sum of its proper divisors (11264736651550).

11222112122210 is a wasteful number, since it uses less digits than its factorization.

11222112122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994323.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11222112122210 its reverse (1222121122211), we get a palindrome (12444233244421).

Subtracting from 11222112122210 its reverse (1222121122211), we obtain a palindrome (9999990999999).

The spelling of 11222112122210 in words is "eleven trillion, two hundred twenty-two billion, one hundred twelve million, one hundred twenty-two thousand, two hundred ten".