210021202200011 has 4 divisors (see below), whose sum is σ = 210223340028000. Its totient is φ = 209819064372024.

The previous prime is 210021202199969. The next prime is 210021202200023. The reversal of 210021202200011 is 110002202120012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210021202200011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210021202200041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101068912436 + ... + 101068914513.

It is an arithmetic number, because the mean of its divisors is an integer number (52555835007000).

Almost surely, 2^{210021202200011} is an apocalyptic number.

210021202200011 is a deficient number, since it is larger than the sum of its proper divisors (202137827989).

210021202200011 is a wasteful number, since it uses less digits than its factorization.

210021202200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202137827988.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210021202200011 its reverse (110002202120012), we get a palindrome (320023404320023).

The spelling of 210021202200011 in words is "two hundred ten trillion, twenty-one billion, two hundred two million, two hundred thousand, eleven".