20211110101200 has 60 divisors (see below), whose sum is σ = 64742922694688. Its totient is φ = 5389629360000.

The previous prime is 20211110101153. The next prime is 20211110101207. The reversal of 20211110101200 is 210101111202.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211110101207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8421294676 + ... + 8421297075.

Almost surely, 2^{20211110101200} is an apocalyptic number.

20211110101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20211110101200 is an abundant number, since it is smaller than the sum of its proper divisors (44531812593488).

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

20211110101200 is a wasteful number, since it uses less digits than its factorization.

20211110101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16842591772 (or 16842591761 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20211110101200 its reverse (210101111202), we get a palindrome (20421211212402).

The spelling of 20211110101200 in words is "twenty trillion, two hundred eleven billion, one hundred ten million, one hundred one thousand, two hundred".