201101110112101 has 4 divisors (see below), whose sum is σ = 205777880114752. Its totient is φ = 196424340109452.

The previous prime is 201101110112081. The next prime is 201101110112137. The reversal of 201101110112101 is 101211011101102.

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 201101110112101 - 2⁵ = 201101110112069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201101110119101) 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, 2338385001261 + ... + 2338385001346.

It is an arithmetic number, because the mean of its divisors is an integer number (51444470028688).

Almost surely, 2^{201101110112101} is an apocalyptic number.

It is an amenable number.

201101110112101 is a deficient number, since it is larger than the sum of its proper divisors (4676770002651).

201101110112101 is an equidigital number, since it uses as much as digits as its factorization.

201101110112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4676770002650.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 201101110112101 its reverse (101211011101102), we get a palindrome (302312121213203).

The spelling of 201101110112101 in words is "two hundred one trillion, one hundred one billion, one hundred ten million, one hundred twelve thousand, one hundred one".