21113312323214 has 16 divisors (see below), whose sum is σ = 31703502430656. Its totient is φ = 10545478944000.

The previous prime is 21113312323189. The next prime is 21113312323223. The reversal of 21113312323214 is 41232321331112.

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, 60088139 + ... + 60438489.

It is an arithmetic number, because the mean of its divisors is an integer number (1981468901916).

Almost surely, 2^{21113312323214} is an apocalyptic number.

21113312323214 is a deficient number, since it is larger than the sum of its proper divisors (10590190107442).

21113312323214 is a wasteful number, since it uses less digits than its factorization.

21113312323214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382171.

The product of its digits is 5184, while the sum is 29.

Adding to 21113312323214 its reverse (41232321331112), we get a palindrome (62345633654326).

The spelling of 21113312323214 in words is "twenty-one trillion, one hundred thirteen billion, three hundred twelve million, three hundred twenty-three thousand, two hundred fourteen".