211210101201121 has 32 divisors (see below), whose sum is σ = 235695990816000. Its totient is φ = 187667462062080.

The previous prime is 211210101201097. The next prime is 211210101201149. The reversal of 211210101201121 is 121102101012112.

It is not a de Polignac number, because 211210101201121 - 2¹¹ = 211210101199073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211210101201095 and 211210101201104.

It is not an unprimeable number, because it can be changed into a prime (211210101201221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28411405 + ... + 35066053.

It is an arithmetic number, because the mean of its divisors is an integer number (7365499713000).

Almost surely, 2^{211210101201121} is an apocalyptic number.

It is an amenable number.

211210101201121 is a deficient number, since it is larger than the sum of its proper divisors (24485889614879).

211210101201121 is a wasteful number, since it uses less digits than its factorization.

211210101201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6655129.

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

Adding to 211210101201121 its reverse (121102101012112), we get a palindrome (332312202213233).

The spelling of 211210101201121 in words is "two hundred eleven trillion, two hundred ten billion, one hundred one million, two hundred one thousand, one hundred twenty-one".