211332512214 has 16 divisors (see below), whose sum is σ = 469627805040. Its totient is φ = 70444170720.

The previous prime is 211332512207. The next prime is 211332512243. The reversal of 211332512214 is 412215233112.

It is a happy number.

211332512214 is a `hidden beast` number, since 2 + 1 + 133 + 2 + 512 + 2 + 14 = 666.

211332512214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211332512214² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1956782467 + ... + 1956782574.

It is an arithmetic number, because the mean of its divisors is an integer number (29351737815).

Almost surely, 2^211332512214 is an apocalyptic number.

211332512214 is an abundant number, since it is smaller than the sum of its proper divisors (258295292826).

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

211332512214 is a wasteful number, since it uses less digits than its factorization.

211332512214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3913565052 (or 3913565046 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

Adding to 211332512214 its reverse (412215233112), we get a palindrome (623547745326).

The spelling of 211332512214 in words is "two hundred eleven billion, three hundred thirty-two million, five hundred twelve thousand, two hundred fourteen".