210020201111105 has 64 divisors (see below), whose sum is σ = 314694821399040. Its totient is φ = 130720602163200.

The previous prime is 210020201111051. The next prime is 210020201111113. The reversal of 210020201111105 is 501111102020012.

It is not a de Polignac number, because 210020201111105 - 2¹² = 210020201107009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1358494151 + ... + 1358648739.

It is an arithmetic number, because the mean of its divisors is an integer number (4917106584360).

Almost surely, 2^{210020201111105} is an apocalyptic number.

It is an amenable number.

210020201111105 is a deficient number, since it is larger than the sum of its proper divisors (104674620287935).

210020201111105 is a wasteful number, since it uses less digits than its factorization.

210020201111105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160010.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 210020201111105 its reverse (501111102020012), we get a palindrome (711131303131117).

The spelling of 210020201111105 in words is "two hundred ten trillion, twenty billion, two hundred one million, one hundred eleven thousand, one hundred five".