211323114 has 16 divisors (see below), whose sum is σ = 469607040. Its totient is φ = 70441020.

The previous prime is 211323109. The next prime is 211323121. The reversal of 211323114 is 411323112.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1956642 + ... + 1956749.

It is an arithmetic number, because the mean of its divisors is an integer number (29350440).

Almost surely, 2^211323114 is an apocalyptic number.

211323114 is an abundant number, since it is smaller than the sum of its proper divisors (258283926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211323114 is a wasteful number, since it uses less digits than its factorization.

211323114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913402 (or 3913396 counting only the distinct ones).

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

The square root of 211323114 is about 14536.9568342208. The cubic root of 211323114 is about 595.6379138602.

Adding to 211323114 its reverse (411323112), we get a palindrome (622646226).

The spelling of 211323114 in words is "two hundred eleven million, three hundred twenty-three thousand, one hundred fourteen".