214144332220 has 96 divisors (see below), whose sum is σ = 577545228288. Its totient is φ = 64826479872.

The previous prime is 214144332163. The next prime is 214144332223. The reversal of 214144332220 is 22233441412.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214144332223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2516004 + ... + 2599723.

It is an arithmetic number, because the mean of its divisors is an integer number (6016096128).

Almost surely, 2^214144332220 is an apocalyptic number.

214144332220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214144332220 is an abundant number, since it is smaller than the sum of its proper divisors (363400896068).

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

214144332220 is a wasteful number, since it uses less digits than its factorization.

214144332220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5115779 (or 5115777 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 214144332220 its reverse (22233441412), we get a palindrome (236377773632).

The spelling of 214144332220 in words is "two hundred fourteen billion, one hundred forty-four million, three hundred thirty-two thousand, two hundred twenty".