21313143314 has 8 divisors (see below), whose sum is σ = 31979415600. Its totient is φ = 10653338116.

The previous prime is 21313143311. The next prime is 21313143317. The reversal of 21313143314 is 41334131312.

It is an interprime number because it is at equal distance from previous prime (21313143311) and next prime (21313143317).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (21313143311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1608524 + ... + 1621719.

It is an arithmetic number, because the mean of its divisors is an integer number (3997426950).

Almost surely, 2^21313143314 is an apocalyptic number.

21313143314 is a deficient number, since it is larger than the sum of its proper divisors (10666272286).

21313143314 is a wasteful number, since it uses less digits than its factorization.

21313143314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233544.

The product of its digits is 2592, while the sum is 26.

Adding to 21313143314 its reverse (41334131312), we get a palindrome (62647274626).

The spelling of 21313143314 in words is "twenty-one billion, three hundred thirteen million, one hundred forty-three thousand, three hundred fourteen".