211202011323 has 24 divisors (see below), whose sum is σ = 311551868160. Its totient is φ = 137840841600.

The previous prime is 211202011303. The next prime is 211202011421. The reversal of 211202011323 is 323110202112.

211202011323 is a `hidden beast` number, since 21 + 120 + 201 + 1 + 323 = 666.

It is not a de Polignac number, because 211202011323 - 2¹² = 211202007227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211202011296 and 211202011305.

It is not an unprimeable number, because it can be changed into a prime (211202011303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1224411 + ... + 1386212.

It is an arithmetic number, because the mean of its divisors is an integer number (12981327840).

Almost surely, 2^211202011323 is an apocalyptic number.

211202011323 is a deficient number, since it is larger than the sum of its proper divisors (100349856837).

211202011323 is a wasteful number, since it uses less digits than its factorization.

211202011323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610819 (or 2610816 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 211202011323 its reverse (323110202112), we get a palindrome (534312213435).

The spelling of 211202011323 in words is "two hundred eleven billion, two hundred two million, eleven thousand, three hundred twenty-three".