201011221111101 has 8 divisors (see below), whose sum is σ = 268023057030624. Its totient is φ = 134003432966160.

The previous prime is 201011221111087. The next prime is 201011221111109. The reversal of 201011221111101 is 101111122110102.

201011221111101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 201011221111101 - 2⁶ = 201011221111037 is a prime.

It is a super-2 number, since 2×201011221111101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201011221111109) 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, 1011827770 + ... + 1012026411.

It is an arithmetic number, because the mean of its divisors is an integer number (33502882128828).

Almost surely, 2^{201011221111101} is an apocalyptic number.

It is an amenable number.

201011221111101 is a deficient number, since it is larger than the sum of its proper divisors (67011835919523).

201011221111101 is a wasteful number, since it uses less digits than its factorization.

201011221111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023887291.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 201011221111101 its reverse (101111122110102), we get a palindrome (302122343221203).

Subtracting from 201011221111101 its reverse (101111122110102), we obtain a palindrome (99900099000999).

The spelling of 201011221111101 in words is "two hundred one trillion, eleven billion, two hundred twenty-one million, one hundred eleven thousand, one hundred one".