21011002110201 has 8 divisors (see below), whose sum is σ = 28017031044160. Its totient is φ = 14006153958192.

The previous prime is 21011002110181. The next prime is 21011002110233. The reversal of 21011002110201 is 10201120011012.

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

It is not a de Polignac number, because 21011002110201 - 2⁹ = 21011002109689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21011002110701) 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, 295153966 + ... + 295225143.

It is an arithmetic number, because the mean of its divisors is an integer number (3502128880520).

Almost surely, 2^{21011002110201} is an apocalyptic number.

It is an amenable number.

21011002110201 is a deficient number, since it is larger than the sum of its proper divisors (7006028933959).

21011002110201 is a wasteful number, since it uses less digits than its factorization.

21011002110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590390975.

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

Adding to 21011002110201 its reverse (10201120011012), we get a palindrome (31212122121213).

The spelling of 21011002110201 in words is "twenty-one trillion, eleven billion, two million, one hundred ten thousand, two hundred one".