201110010221101 has 4 divisors (see below), whose sum is σ = 205388946608832. Its totient is φ = 196831073833372.

The previous prime is 201110010221059. The next prime is 201110010221119. The reversal of 201110010221101 is 101122010011102.

It is a happy number.

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 201110010221101 - 2¹⁵ = 201110010188333 is a prime.

It is a super-2 number, since 2×201110010221101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201110010221191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2139468193795 + ... + 2139468193888.

It is an arithmetic number, because the mean of its divisors is an integer number (51347236652208).

Almost surely, 2^{201110010221101} is an apocalyptic number.

It is an amenable number.

201110010221101 is a deficient number, since it is larger than the sum of its proper divisors (4278936387731).

201110010221101 is an equidigital number, since it uses as much as digits as its factorization.

201110010221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4278936387730.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 201110010221101 its reverse (101122010011102), we get a palindrome (302232020232203).

The spelling of 201110010221101 in words is "two hundred one trillion, one hundred ten billion, ten million, two hundred twenty-one thousand, one hundred one".