1102100120120 has 96 divisors (see below), whose sum is σ = 2628542469600. Its totient is φ = 415812946176.

The previous prime is 1102100120119. The next prime is 1102100120123. The reversal of 1102100120120 is 210210012011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102100120123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3140117 + ... + 3473403.

It is an arithmetic number, because the mean of its divisors is an integer number (27380650725).

Almost surely, 2^{1102100120120} is an apocalyptic number.

1102100120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102100120120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1314271234800).

1102100120120 is an abundant number, since it is smaller than the sum of its proper divisors (1526442349480).

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

1102100120120 is a wasteful number, since it uses less digits than its factorization.

1102100120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333565 (or 333542 counting only the distinct ones).

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

Adding to 1102100120120 its reverse (210210012011), we get a palindrome (1312310132131).

The spelling of 1102100120120 in words is "one trillion, one hundred two billion, one hundred million, one hundred twenty thousand, one hundred twenty".