1100101200000 has 384 divisors, whose sum is σ = 3984534348480. Its totient is φ = 266688000000.

The previous prime is 1100101199963. The next prime is 1100101200001. The reversal of 1100101200000 is 21010011.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is not an unprimeable number, because it can be changed into a prime (1100101200001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13158330 + ... + 13241670.

Almost surely, 2^{1100101200000} is an apocalyptic number.

1100101200000 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 1100101200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1992267174240).

1100101200000 is an abundant number, since it is smaller than the sum of its proper divisors (2884433148480).

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

1100101200000 is an frugal number, since it uses more digits than its factorization.

1100101200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83394 (or 83362 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 1100101200000 its reverse (21010011), we get a palindrome (1100122210011).

The spelling of 1100101200000 in words is "one trillion, one hundred billion, one hundred one million, two hundred thousand".