21314441312 has 12 divisors (see below), whose sum is σ = 41962806396. Its totient is φ = 10657220640.

The previous prime is 21314441311. The next prime is 21314441347.

21314441312 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21314441311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333038114 + ... + 333038177.

It is an arithmetic number, because the mean of its divisors is an integer number (3496900533).

Almost surely, 2^21314441312 is an apocalyptic number.

It is an amenable number.

21314441312 is a deficient number, since it is larger than the sum of its proper divisors (20648365084).

21314441312 is an equidigital number, since it uses as much as digits as its factorization.

21314441312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666076301 (or 666076293 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The spelling of 21314441312 in words is "twenty-one billion, three hundred fourteen million, four hundred forty-one thousand, three hundred twelve".