201210011221101 has 8 divisors (see below), whose sum is σ = 272827133859360. Its totient is φ = 131866448031792.

The previous prime is 201210011221067. The next prime is 201210011221117. The reversal of 201210011221101 is 101122110012102.

It is a happy number.

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

It is not a de Polignac number, because 201210011221101 - 2¹¹ = 201210011219053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201210011221181) 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, 568389862030 + ... + 568389862383.

It is an arithmetic number, because the mean of its divisors is an integer number (34103391732420).

Almost surely, 2^{201210011221101} is an apocalyptic number.

It is an amenable number.

201210011221101 is a deficient number, since it is larger than the sum of its proper divisors (71617122638259).

201210011221101 is a wasteful number, since it uses less digits than its factorization.

201210011221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136779724475.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201210011221101 its reverse (101122110012102), we get a palindrome (302332121233203).

The spelling of 201210011221101 in words is "two hundred one trillion, two hundred ten billion, eleven million, two hundred twenty-one thousand, one hundred one".