1101111010200 has 72 divisors (see below), whose sum is σ = 3697897815300. Its totient is φ = 293629602240.

The previous prime is 1101111010183. The next prime is 1101111010303. The reversal of 1101111010200 is 20101111011.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 305862370 + ... + 305865969.

Almost surely, 2^{1101111010200} is an apocalyptic number.

1101111010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101111010200 is an abundant number, since it is smaller than the sum of its proper divisors (2596786805100).

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

1101111010200 is a wasteful number, since it uses less digits than its factorization.

1101111010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611728361 (or 611728349 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1101111010200 its reverse (20101111011), we get a palindrome (1121212121211).

The spelling of 1101111010200 in words is "one trillion, one hundred one billion, one hundred eleven million, ten thousand, two hundred".