21333333314 has 4 divisors (see below), whose sum is σ = 31999999974. Its totient is φ = 10666666656.

The previous prime is 21333333227. The next prime is 21333333317. The reversal of 21333333314 is 41333333312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11549156089 + 9784177225 = 107467^2 + 98915^2 .

It is a super-2 number, since 2×21333333314² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21333333317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5333333327 + ... + 5333333330.

Almost surely, 2^21333333314 is an apocalyptic number.

21333333314 is a deficient number, since it is larger than the sum of its proper divisors (10666666660).

21333333314 is a wasteful number, since it uses less digits than its factorization.

21333333314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10666666659.

The product of its digits is 17496, while the sum is 29.

Adding to 21333333314 its reverse (41333333312), we get a palindrome (62666666626).

The spelling of 21333333314 in words is "twenty-one billion, three hundred thirty-three million, three hundred thirty-three thousand, three hundred fourteen".