210101012201211 has 8 divisors (see below), whose sum is σ = 280134758782800. Its totient is φ = 140067303543552.

The previous prime is 210101012201149. The next prime is 210101012201219. The reversal of 210101012201211 is 112102210101012.

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 210101012201211 - 2²¹ = 210101010104059 is a prime.

It is a super-3 number, since 3×210101012201211³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (210101012201219) 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, 8106691 + ... + 22043603.

It is an arithmetic number, because the mean of its divisors is an integer number (35016844847850).

Almost surely, 2^{210101012201211} is an apocalyptic number.

210101012201211 is a deficient number, since it is larger than the sum of its proper divisors (70033746581589).

210101012201211 is a wasteful number, since it uses less digits than its factorization.

210101012201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18961965.

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

Adding to 210101012201211 its reverse (112102210101012), we get a palindrome (322203222302223).

The spelling of 210101012201211 in words is "two hundred ten trillion, one hundred one billion, twelve million, two hundred one thousand, two hundred eleven".