11222122200210 has 48 divisors (see below), whose sum is σ = 29177686301400. Its totient is φ = 2992548629760.

The previous prime is 11222122200161. The next prime is 11222122200269. The reversal of 11222122200210 is 1200222122211.

It is a happy number.

11222122200210 is a `hidden beast` number, since 1 + 1 + 22 + 212 + 220 + 0 + 210 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 6534685027809 + 4687437172401 = 2556303^2 + 2165049^2 .

It is a super-2 number, since 2×11222122200210² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25798720 + ... + 26230100.

Almost surely, 2^{11222122200210} is an apocalyptic number.

11222122200210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222122200210 is an abundant number, since it is smaller than the sum of its proper divisors (17955564101190).

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

11222122200210 is a wasteful number, since it uses less digits than its factorization.

11222122200210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720443 (or 720440 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11222122200210 its reverse (1200222122211), we get a palindrome (12422344322421).

The spelling of 11222122200210 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred thousand, two hundred ten".