11002120102220 has 72 divisors (see below), whose sum is σ = 25490476778256. Its totient is φ = 3985673632512.

The previous prime is 11002120102187. The next prime is 11002120102223. The reversal of 11002120102220 is 2220102120011.

It is a junction number, because it is equal to n+sod(n) for n = 11002120102195 and 11002120102204.

It is not an unprimeable number, because it can be changed into a prime (11002120102223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30529022 + ... + 30887301.

It is an arithmetic number, because the mean of its divisors is an integer number (354034399698).

Almost surely, 2^{11002120102220} is an apocalyptic number.

11002120102220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11002120102220 is an abundant number, since it is smaller than the sum of its proper divisors (14488356676036).

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

11002120102220 is a wasteful number, since it uses less digits than its factorization.

11002120102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61416411 (or 61416396 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11002120102220 its reverse (2220102120011), we get a palindrome (13222222222231).

The spelling of 11002120102220 in words is "eleven trillion, two billion, one hundred twenty million, one hundred two thousand, two hundred twenty".