11020100101200 has 120 divisors (see below), whose sum is σ = 39223393361600. Its totient is φ = 2938693357440.

The previous prime is 11020100101183. The next prime is 11020100101211. The reversal of 11020100101200 is 210100102011.

It is a happy number.

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 (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 23 ways as a sum of consecutive naturals, for example, 510179020 + ... + 510200619.

Almost surely, 2^{11020100101200} is an apocalyptic number.

11020100101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020100101200 is an abundant number, since it is smaller than the sum of its proper divisors (28203293260400).

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

11020100101200 is a wasteful number, since it uses less digits than its factorization.

11020100101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020379666 (or 1020379649 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11020100101200 its reverse (210100102011), we get a palindrome (11230200203211).

The spelling of 11020100101200 in words is "eleven trillion, twenty billion, one hundred million, one hundred one thousand, two hundred".