211054522014 has 96 divisors (see below), whose sum is σ = 534970275840. Its totient is φ = 58876324416.

The previous prime is 211054522009. The next prime is 211054522037. The reversal of 211054522014 is 410225450112.

It is a happy number.

211054522014 is a `hidden beast` number, since 2 + 1 + 1 + 0 + 5 + 452 + 201 + 4 = 666.

It is a super-2 number, since 2×211054522014² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18193264 + ... + 18204860.

It is an arithmetic number, because the mean of its divisors is an integer number (5572607040).

Almost surely, 2^211054522014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211054522014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267485137920).

211054522014 is an abundant number, since it is smaller than the sum of its proper divisors (323915753826).

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

211054522014 is a wasteful number, since it uses less digits than its factorization.

211054522014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15014 (or 15011 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 211054522014 its reverse (410225450112), we get a palindrome (621279972126).

The spelling of 211054522014 in words is "two hundred eleven billion, fifty-four million, five hundred twenty-two thousand, fourteen".