1200100110000 has 200 divisors, whose sum is σ = 4226273709504. Its totient is φ = 290933280000.

The previous prime is 1200100109987. The next prime is 1200100110043. The reversal of 1200100110000 is 110010021.

It is a tau number, because it is divible by the number of its divisors (200).

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 an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1488334 + ... + 2148333.

Almost surely, 2^{1200100110000} is an apocalyptic number.

1200100110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200100110000 is an abundant number, since it is smaller than the sum of its proper divisors (3026173599504).

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

1200100110000 is a wasteful number, since it uses less digits than its factorization.

1200100110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3636709 (or 3636688 counting only the distinct ones).

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

Adding to 1200100110000 its reverse (110010021), we get a palindrome (1200210120021).

The spelling of 1200100110000 in words is "one trillion, two hundred billion, one hundred million, one hundred ten thousand".