211350340220214 has 16 divisors (see below), whose sum is σ = 455216117397552. Its totient is φ = 65030873913888.

The previous prime is 211350340220087. The next prime is 211350340220231. The reversal of 211350340220214 is 412022043053112.

It is a happy number.

It is a super-2 number, since 2×211350340220214² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 1354809873129 + ... + 1354809873284.

It is an arithmetic number, because the mean of its divisors is an integer number (28451007337347).

Almost surely, 2^{211350340220214} is an apocalyptic number.

211350340220214 is an abundant number, since it is smaller than the sum of its proper divisors (243865777177338).

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

211350340220214 is a wasteful number, since it uses less digits than its factorization.

211350340220214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2709619746431.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 211350340220214 its reverse (412022043053112), we get a palindrome (623372383273326).

The spelling of 211350340220214 in words is "two hundred eleven trillion, three hundred fifty billion, three hundred forty million, two hundred twenty thousand, two hundred fourteen".