211211032313223 has 12 divisors (see below), whose sum is σ = 305082915192120. Its totient is φ = 140807210431536.

The previous prime is 211211032313167. The next prime is 211211032313227. The reversal of 211211032313223 is 322313230112112.

211211032313223 is a `hidden beast` number, since 2 + 1 + 1 + 2 + 1 + 10 + 323 + 1 + 322 + 3 = 666.

It is not a de Polignac number, because 211211032313223 - 2¹⁷ = 211211032182151 is a prime.

It is a super-2 number, since 2×211211032313223² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211211032313227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2367336 + ... + 20688797.

It is an arithmetic number, because the mean of its divisors is an integer number (25423576266010).

Almost surely, 2^{211211032313223} is an apocalyptic number.

211211032313223 is a deficient number, since it is larger than the sum of its proper divisors (93871882878897).

211211032313223 is a wasteful number, since it uses less digits than its factorization.

211211032313223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24073998 (or 24073995 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 211211032313223 its reverse (322313230112112), we get a palindrome (533524262425335).

The spelling of 211211032313223 in words is "two hundred eleven trillion, two hundred eleven billion, thirty-two million, three hundred thirteen thousand, two hundred twenty-three".