201101102001200 has 30 divisors (see below), whose sum is σ = 483145397558844. Its totient is φ = 80440440800320.

The previous prime is 201101102001197. The next prime is 201101102001229. The reversal of 201101102001200 is 2100201101102.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 251376377102 + ... + 251376377901.

Almost surely, 2^{201101102001200} is an apocalyptic number.

201101102001200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201101102001200 is an abundant number, since it is smaller than the sum of its proper divisors (282044295557644).

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

201101102001200 is a wasteful number, since it uses less digits than its factorization.

201101102001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502752755021 (or 502752755010 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201101102001200 its reverse (2100201101102), we get a palindrome (203201303102302).

The spelling of 201101102001200 in words is "two hundred one trillion, one hundred one billion, one hundred two million, one thousand, two hundred".