21100200201011 has 8 divisors (see below), whose sum is σ = 21299650924800. Its totient is φ = 20901683673288.

The previous prime is 21100200200999. The next prime is 21100200201019. The reversal of 21100200201011 is 11010200200112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21100200201011 - 2³⁴ = 21083020331827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21100200200983 and 21100200201001.

It is not an unprimeable number, because it can be changed into a prime (21100200201019) 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, 233503631 + ... + 233593976.

It is an arithmetic number, because the mean of its divisors is an integer number (2662456365600).

Almost surely, 2^{21100200201011} is an apocalyptic number.

21100200201011 is a deficient number, since it is larger than the sum of its proper divisors (199450723789).

21100200201011 is a wasteful number, since it uses less digits than its factorization.

21100200201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467098033.

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

Adding to 21100200201011 its reverse (11010200200112), we get a palindrome (32110400401123).

The spelling of 21100200201011 in words is "twenty-one trillion, one hundred billion, two hundred million, two hundred one thousand, eleven".