11002100000120 has 16 divisors (see below), whose sum is σ = 24754725000360. Its totient is φ = 4400840000032.

The previous prime is 11002100000107. The next prime is 11002100000179. The reversal of 11002100000120 is 2100000120011.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 11002100000098 and 11002100000107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137526249962 + ... + 137526250041.

Almost surely, 2^{11002100000120} is an apocalyptic number.

11002100000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11002100000120 is an abundant number, since it is smaller than the sum of its proper divisors (13752625000240).

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

11002100000120 is a wasteful number, since it uses less digits than its factorization.

11002100000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275052500014 (or 275052500010 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 11002100000120 its reverse (2100000120011), we get a palindrome (13102100120131).

The spelling of 11002100000120 in words is "eleven trillion, two billion, one hundred million, one hundred twenty", and thus it is an aban number.