212201321101 has 32 divisors (see below), whose sum is σ = 280191225600. Its totient is φ = 155588428800.

The previous prime is 212201321093. The next prime is 212201321147. The reversal of 212201321101 is 101123102212.

It is not a de Polignac number, because 212201321101 - 2³ = 212201321093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212201327101) 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, 6346375 + ... + 6379723.

It is an arithmetic number, because the mean of its divisors is an integer number (8755975800).

Almost surely, 2^212201321101 is an apocalyptic number.

It is an amenable number.

212201321101 is a deficient number, since it is larger than the sum of its proper divisors (67989904499).

212201321101 is a wasteful number, since it uses less digits than its factorization.

212201321101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38245.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 212201321101 its reverse (101123102212), we get a palindrome (313324423313).

The spelling of 212201321101 in words is "two hundred twelve billion, two hundred one million, three hundred twenty-one thousand, one hundred one".