11002022211220 has 48 divisors (see below), whose sum is σ = 23566017823488. Its totient is φ = 4313034776960.

The previous prime is 11002022211137. The next prime is 11002022211233. The reversal of 11002022211220 is 2211222020011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11002022211194 and 11002022211203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4730974 + ... + 6662293.

It is an arithmetic number, because the mean of its divisors is an integer number (490958704656).

Almost surely, 2^{11002022211220} is an apocalyptic number.

11002022211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11002022211220 is an abundant number, since it is smaller than the sum of its proper divisors (12563995612268).

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

11002022211220 is a wasteful number, since it uses less digits than its factorization.

11002022211220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11394240 (or 11394238 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11002022211220 its reverse (2211222020011), we get a palindrome (13213244231231).

The spelling of 11002022211220 in words is "eleven trillion, two billion, twenty-two million, two hundred eleven thousand, two hundred twenty".