1100101200 has 120 divisors (see below), whose sum is σ = 3844399776. Its totient is φ = 266688000.

The previous prime is 1100101199. The next prime is 1100101271. The reversal of 1100101200 is 21010011.

It is a tau number, because it is divible by the number of its divisors (120).

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 a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28471 + ... + 54870.

Almost surely, 2^1100101200 is an apocalyptic number.

1100101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100101200 is an abundant number, since it is smaller than the sum of its proper divisors (2744298576).

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

1100101200 is a wasteful number, since it uses less digits than its factorization.

1100101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83373 (or 83362 counting only the distinct ones).

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

The square root of 1100101200 is about 33167.7735158693. The cubic root of 1100101200 is about 1032.3117710758.

Adding to 1100101200 its reverse (21010011), we get a palindrome (1121111211).

The spelling of 1100101200 in words is "one billion, one hundred million, one hundred one thousand, two hundred".