211410221223 has 8 divisors (see below), whose sum is σ = 281885014768. Its totient is φ = 140937787584.

The previous prime is 211410221213. The next prime is 211410221233. The reversal of 211410221223 is 322122014112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (211410221213) and next prime (211410221233).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211410221223 - 2¹³ = 211410213031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211410221223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211410221213) 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, 369136 + ... + 747717.

It is an arithmetic number, because the mean of its divisors is an integer number (35235626846).

Almost surely, 2^211410221223 is an apocalyptic number.

211410221223 is a deficient number, since it is larger than the sum of its proper divisors (70474793545).

211410221223 is a wasteful number, since it uses less digits than its factorization.

211410221223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179953.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 211410221223 its reverse (322122014112), we get a palindrome (533532235335).

The spelling of 211410221223 in words is "two hundred eleven billion, four hundred ten million, two hundred twenty-one thousand, two hundred twenty-three".