21212333314 has 16 divisors (see below), whose sum is σ = 31896432000. Its totient is φ = 10580209200.

The previous prime is 21212333293. The next prime is 21212333341. The reversal of 21212333314 is 41333321212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3690727 + ... + 3696469.

It is an arithmetic number, because the mean of its divisors is an integer number (1993527000).

Almost surely, 2^21212333314 is an apocalyptic number.

21212333314 is a deficient number, since it is larger than the sum of its proper divisors (10684098686).

21212333314 is a wasteful number, since it uses less digits than its factorization.

21212333314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9945.

The product of its digits is 2592, while the sum is 25.

Adding to 21212333314 its reverse (41333321212), we get a palindrome (62545654526).

The spelling of 21212333314 in words is "twenty-one billion, two hundred twelve million, three hundred thirty-three thousand, three hundred fourteen".