21201110200112 has 40 divisors (see below), whose sum is σ = 41351966161920. Its totient is φ = 10529644507200.

The previous prime is 21201110200093. The next prime is 21201110200117. The reversal of 21201110200112 is 21100201110212.

It is not an unprimeable number, because it can be changed into a prime (21201110200117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36587939 + ... + 37162877.

It is an arithmetic number, because the mean of its divisors is an integer number (1033799154048).

Almost surely, 2^{21201110200112} is an apocalyptic number.

It is an amenable number.

21201110200112 is a deficient number, since it is larger than the sum of its proper divisors (20150855961808).

21201110200112 is a wasteful number, since it uses less digits than its factorization.

21201110200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590361 (or 590355 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 21201110200112 its reverse (21100201110212), we get a palindrome (42301311310324).

The spelling of 21201110200112 in words is "twenty-one trillion, two hundred one billion, one hundred ten million, two hundred thousand, one hundred twelve".