11002002212220 has 96 divisors (see below), whose sum is σ = 30897573396480. Its totient is φ = 2925114209280.

The previous prime is 11002002212107. The next prime is 11002002212261. The reversal of 11002002212220 is 2221220020011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11002002212220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62394580 + ... + 62570660.

It is an arithmetic number, because the mean of its divisors is an integer number (321849722880).

Almost surely, 2^{11002002212220} is an apocalyptic number.

11002002212220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11002002212220 is an abundant number, since it is smaller than the sum of its proper divisors (19895571184260).

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

11002002212220 is a wasteful number, since it uses less digits than its factorization.

11002002212220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179195 (or 179193 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11002002212220 its reverse (2221220020011), we get a palindrome (13223222232231).

The spelling of 11002002212220 in words is "eleven trillion, two billion, two million, two hundred twelve thousand, two hundred twenty".