211323010423 has 16 divisors (see below), whose sum is σ = 256628672064. Its totient is φ = 169872353280.

The previous prime is 211323010417. The next prime is 211323010441. The reversal of 211323010423 is 324010323112.

It is not a de Polignac number, because 211323010423 - 2¹⁷ = 211322879351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211323010394 and 211323010403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211323010453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3126390 + ... + 3193267.

It is an arithmetic number, because the mean of its divisors is an integer number (16039292004).

Almost surely, 2^211323010423 is an apocalyptic number.

211323010423 is a deficient number, since it is larger than the sum of its proper divisors (45305661641).

211323010423 is a wasteful number, since it uses less digits than its factorization.

211323010423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6319962.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 211323010423 its reverse (324010323112), we get a palindrome (535333333535).

The spelling of 211323010423 in words is "two hundred eleven billion, three hundred twenty-three million, ten thousand, four hundred twenty-three".