14213436321 has 12 divisors (see below), whose sum is σ = 22045330032. Its totient is φ = 8121963528.

The previous prime is 14213436317. The next prime is 14213436337. The reversal of 14213436321 is 12363431241.

It is not a de Polignac number, because 14213436321 - 2² = 14213436317 is a prime.

It is a super-2 number, since 2×14213436321² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14213436301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48344875 + ... + 48345168.

It is an arithmetic number, because the mean of its divisors is an integer number (1837110836).

Almost surely, 2^14213436321 is an apocalyptic number.

It is an amenable number.

14213436321 is a deficient number, since it is larger than the sum of its proper divisors (7831893711).

14213436321 is an equidigital number, since it uses as much as digits as its factorization.

14213436321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96690060 (or 96690053 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

Adding to 14213436321 its reverse (12363431241), we get a palindrome (26576867562).

The spelling of 14213436321 in words is "fourteen billion, two hundred thirteen million, four hundred thirty-six thousand, three hundred twenty-one".