11222012210120 has 64 divisors (see below), whose sum is σ = 26221836553200. Its totient is φ = 4317154508800.

The previous prime is 11222012210113. The next prime is 11222012210159. The reversal of 11222012210120 is 2101221022211.

It can be written as a sum of positive squares in 8 ways, for example, as 9414477163204 + 1807535046916 = 3068302^2 + 1344446^2 .

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 15 ways as a sum of consecutive naturals, for example, 18523181 + ... + 19119420.

Almost surely, 2^{11222012210120} is an apocalyptic number.

11222012210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222012210120 is an abundant number, since it is smaller than the sum of its proper divisors (14999824343080).

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

11222012210120 is a wasteful number, since it uses less digits than its factorization.

11222012210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37642898 (or 37642894 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11222012210120 its reverse (2101221022211), we get a palindrome (13323233232331).

The spelling of 11222012210120 in words is "eleven trillion, two hundred twenty-two billion, twelve million, two hundred ten thousand, one hundred twenty".