211313101223 has 16 divisors (see below), whose sum is σ = 244134323520. Its totient is φ = 179153856000.

The previous prime is 211313101201. The next prime is 211313101271. The reversal of 211313101223 is 322101313112.

It is a happy number.

211313101223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 211313101223 - 2⁶ = 211313101159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211313101195 and 211313101204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211313101723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565253 + ... + 861473.

It is an arithmetic number, because the mean of its divisors is an integer number (15258395220).

Almost surely, 2^211313101223 is an apocalyptic number.

211313101223 is a deficient number, since it is larger than the sum of its proper divisors (32821222297).

211313101223 is a wasteful number, since it uses less digits than its factorization.

211313101223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297338.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 211313101223 its reverse (322101313112), we get a palindrome (533414414335).

The spelling of 211313101223 in words is "two hundred eleven billion, three hundred thirteen million, one hundred one thousand, two hundred twenty-three".