201210002122101 has 16 divisors (see below), whose sum is σ = 306608146610304. Its totient is φ = 114976233160704.

The previous prime is 201210002122097. The next prime is 201210002122111. The reversal of 201210002122101 is 101221200012102.

It is not a de Polignac number, because 201210002122101 - 2² = 201210002122097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201210002122111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35236236 + ... + 40546421.

It is an arithmetic number, because the mean of its divisors is an integer number (19163009163144).

Almost surely, 2^{201210002122101} is an apocalyptic number.

201210002122101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

201210002122101 is a deficient number, since it is larger than the sum of its proper divisors (105398144488203).

201210002122101 is a wasteful number, since it uses less digits than its factorization.

201210002122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75909100.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201210002122101 its reverse (101221200012102), we get a palindrome (302431202134203).

The spelling of 201210002122101 in words is "two hundred one trillion, two hundred ten billion, two million, one hundred twenty-two thousand, one hundred one".