21230203130214 has 16 divisors (see below), whose sum is σ = 45726591357552. Its totient is φ = 6532370193888.

The previous prime is 21230203130209. The next prime is 21230203130231. The reversal of 21230203130214 is 41203130203212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136091045629 + ... + 136091045784.

It is an arithmetic number, because the mean of its divisors is an integer number (2857911959847).

Almost surely, 2^{21230203130214} is an apocalyptic number.

21230203130214 is an abundant number, since it is smaller than the sum of its proper divisors (24496388227338).

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

21230203130214 is a wasteful number, since it uses less digits than its factorization.

21230203130214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272182091431.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21230203130214 its reverse (41203130203212), we get a palindrome (62433333333426).

The spelling of 21230203130214 in words is "twenty-one trillion, two hundred thirty billion, two hundred three million, one hundred thirty thousand, two hundred fourteen".