1100200120012 has 48 divisors (see below), whose sum is σ = 2273460969472. Its totient is φ = 455886325440.

The previous prime is 1100200119923. The next prime is 1100200120079. The reversal of 1100200120012 is 2100210020011.

It is a super-3 number, since 3×1100200120012³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368893 + ... + 1528555.

Almost surely, 2^{1100200120012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100200120012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1136730484736).

1100200120012 is an abundant number, since it is smaller than the sum of its proper divisors (1173260849460).

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

1100200120012 is a wasteful number, since it uses less digits than its factorization.

1100200120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160798 (or 1160796 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1100200120012 its reverse (2100210020011), we get a palindrome (3200410140023).

The spelling of 1100200120012 in words is "one trillion, one hundred billion, two hundred million, one hundred twenty thousand, twelve".