11000100012120 has 64 divisors (see below), whose sum is σ = 36667000044000. Its totient is φ = 2933360002944.

The previous prime is 11000100012119. The next prime is 11000100012157. The reversal of 11000100012120 is 2121000100011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5092637815 + ... + 5092639974.

Almost surely, 2^{11000100012120} is an apocalyptic number.

11000100012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11000100012120 is an abundant number, since it is smaller than the sum of its proper divisors (25666900031880).

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

11000100012120 is a wasteful number, since it uses less digits than its factorization.

11000100012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10185277809 (or 10185277799 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11000100012120 its reverse (2121000100011), we get a palindrome (13121100112131).

The spelling of 11000100012120 in words is "eleven trillion, one hundred million, twelve thousand, one hundred twenty".