1100200220120 has 16 divisors (see below), whose sum is σ = 2475450495360. Its totient is φ = 440080088032.

The previous prime is 1100200220101. The next prime is 1100200220129. The reversal of 1100200220120 is 210220020011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100200220129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13752502712 + ... + 13752502791.

It is an arithmetic number, because the mean of its divisors is an integer number (154715655960).

Almost surely, 2^{1100200220120} is an apocalyptic number.

1100200220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100200220120 is an abundant number, since it is smaller than the sum of its proper divisors (1375250275240).

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

1100200220120 is a wasteful number, since it uses less digits than its factorization.

1100200220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27505005514 (or 27505005510 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1100200220120 its reverse (210220020011), we get a palindrome (1310420240131).

The spelling of 1100200220120 in words is "one trillion, one hundred billion, two hundred million, two hundred twenty thousand, one hundred twenty".