210101012220201 has 16 divisors (see below), whose sum is σ = 280296380689920. Its totient is φ = 139986515932160.

The previous prime is 210101012220199. The next prime is 210101012220217. The reversal of 210101012220201 is 102022210101012.

It is a cyclic number.

It is not a de Polignac number, because 210101012220201 - 2¹ = 210101012220199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210101012220101) 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, 33174601 + ... + 38996873.

It is an arithmetic number, because the mean of its divisors is an integer number (17518523793120).

Almost surely, 2^{210101012220201} is an apocalyptic number.

It is an amenable number.

210101012220201 is a deficient number, since it is larger than the sum of its proper divisors (70195368469719).

210101012220201 is a wasteful number, since it uses less digits than its factorization.

210101012220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5829216.

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

Adding to 210101012220201 its reverse (102022210101012), we get a palindrome (312123222321213).

The spelling of 210101012220201 in words is "two hundred ten trillion, one hundred one billion, twelve million, two hundred twenty thousand, two hundred one".