210011020110001 has 4 divisors (see below), whose sum is σ = 229102931029104. Its totient is φ = 190919109190900.

The previous prime is 210011020109963. The next prime is 210011020110049. The reversal of 210011020110001 is 100011020110012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 210011020110001 - 2⁹ = 210011020109489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210011020110001.

It is not an unprimeable number, because it can be changed into a prime (210011020110601) 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, 9545955459535 + ... + 9545955459556.

It is an arithmetic number, because the mean of its divisors is an integer number (57275732757276).

Almost surely, 2^{210011020110001} is an apocalyptic number.

It is an amenable number.

210011020110001 is a deficient number, since it is larger than the sum of its proper divisors (19091910919103).

210011020110001 is a wasteful number, since it uses less digits than its factorization.

210011020110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19091910919102.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 210011020110001 its reverse (100011020110012), we get a palindrome (310022040220013).

The spelling of 210011020110001 in words is "two hundred ten trillion, eleven billion, twenty million, one hundred ten thousand, one".