211220302014 has 12 divisors (see below), whose sum is σ = 457643987736. Its totient is φ = 70406767332.

The previous prime is 211220301983. The next prime is 211220302037. The reversal of 211220302014 is 410203022112.

It is a happy number.

211220302014 is a `hidden beast` number, since 211 + 220 + 30 + 201 + 4 = 666.

211220302014 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 2×211220302014² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11734461223 = 211220302014 / (2 + 1 + 1 + 2 + 2 + 0 + 3 + 0 + 2 + 0 + 1 + 4).

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 5 ways as a sum of consecutive naturals, for example, 5867230594 + ... + 5867230629.

It is an arithmetic number, because the mean of its divisors is an integer number (38136998978).

Almost surely, 2^211220302014 is an apocalyptic number.

211220302014 is an abundant number, since it is smaller than the sum of its proper divisors (246423685722).

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

211220302014 is a wasteful number, since it uses less digits than its factorization.

211220302014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11734461231 (or 11734461228 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 211220302014 its reverse (410203022112), we get a palindrome (621423324126).

The spelling of 211220302014 in words is "two hundred eleven billion, two hundred twenty million, three hundred two thousand, fourteen".