1100220101120 has 80 divisors (see below), whose sum is σ = 3014799594048. Its totient is φ = 377218314240.

The previous prime is 1100220101089. The next prime is 1100220101129. The reversal of 1100220101120 is 211010220011.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (1100220101129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30680186 + ... + 30716025.

Almost surely, 2^{1100220101120} is an apocalyptic number.

1100220101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100220101120 is an abundant number, since it is smaller than the sum of its proper divisors (1914579492928).

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

1100220101120 is an frugal number, since it uses more digits than its factorization.

1100220101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61396241 (or 61396225 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1100220101120 its reverse (211010220011), we get a palindrome (1311230321131).

The spelling of 1100220101120 in words is "one trillion, one hundred billion, two hundred twenty million, one hundred one thousand, one hundred twenty".