211322321101 has 4 divisors (see below), whose sum is σ = 211336240000. Its totient is φ = 211308402204.

The previous prime is 211322321099. The next prime is 211322321123. The reversal of 211322321101 is 101123223112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211322321101 - 2¹ = 211322321099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211322321131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6936651 + ... + 6967048.

It is an arithmetic number, because the mean of its divisors is an integer number (52834060000).

Almost surely, 2^211322321101 is an apocalyptic number.

It is an amenable number.

211322321101 is a deficient number, since it is larger than the sum of its proper divisors (13918899).

211322321101 is a wasteful number, since it uses less digits than its factorization.

211322321101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13918898.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 211322321101 its reverse (101123223112), we get a palindrome (312445544213).

The spelling of 211322321101 in words is "two hundred eleven billion, three hundred twenty-two million, three hundred twenty-one thousand, one hundred one".