1120120101100 has 216 divisors, whose sum is σ = 3321823983408. Its totient is φ = 322272115200.

The previous prime is 1120120101071. The next prime is 1120120101101. The reversal of 1120120101100 is 11010210211.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1120120101101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 98587 + ... + 1499986.

It is an arithmetic number, because the mean of its divisors is an integer number (15378814738).

Almost surely, 2^{1120120101100} is an apocalyptic number.

1120120101100 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 1120120101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1660911991704).

1120120101100 is an abundant number, since it is smaller than the sum of its proper divisors (2201703882308).

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

1120120101100 is a wasteful number, since it uses less digits than its factorization.

1120120101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598625 (or 1598611 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1120120101100 its reverse (11010210211), we get a palindrome (1131130311311).

The spelling of 1120120101100 in words is "one trillion, one hundred twenty billion, one hundred twenty million, one hundred one thousand, one hundred".