14021230212 has 72 divisors (see below), whose sum is σ = 38815332192. Its totient is φ = 4232294400.

The previous prime is 14021230211. The next prime is 14021230217. The reversal of 14021230212 is 21203212041.

It is a happy number.

14021230212 is a `hidden beast` number, since 140 + 212 + 302 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (14021230211) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 32887 + ... + 170657.

It is an arithmetic number, because the mean of its divisors is an integer number (539101836).

Almost surely, 2^14021230212 is an apocalyptic number.

14021230212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14021230212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19407666096).

14021230212 is an abundant number, since it is smaller than the sum of its proper divisors (24794101980).

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

14021230212 is a wasteful number, since it uses less digits than its factorization.

14021230212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138049 (or 138044 counting only the distinct ones).

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

Adding to 14021230212 its reverse (21203212041), we get a palindrome (35224442253).

The spelling of 14021230212 in words is "fourteen billion, twenty-one million, two hundred thirty thousand, two hundred twelve".