21234424332014 has 8 divisors (see below), whose sum is σ = 31851826810320. Its totient is φ = 10617148728576.

The previous prime is 21234424332013. The next prime is 21234424332019. The reversal of 21234424332014 is 41023342443212.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21234424332013) 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, 31299194 + ... + 31970429.

It is an arithmetic number, because the mean of its divisors is an integer number (3981478351290).

Almost surely, 2^{21234424332014} is an apocalyptic number.

21234424332014 is a deficient number, since it is larger than the sum of its proper divisors (10617402478306).

21234424332014 is a wasteful number, since it uses less digits than its factorization.

21234424332014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63437434.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 21234424332014 its reverse (41023342443212), we get a palindrome (62257766775226).

The spelling of 21234424332014 in words is "twenty-one trillion, two hundred thirty-four billion, four hundred twenty-four million, three hundred thirty-two thousand, fourteen".