21442514130334 has 32 divisors (see below), whose sum is σ = 36614272665600. Its totient is φ = 9322585773600.

The previous prime is 21442514130329. The next prime is 21442514130379. The reversal of 21442514130334 is 43303141524412.

It is a junction number, because it is equal to n+sod(n) for n = 21442514130293 and 21442514130302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19294164 + ... + 20375224.

It is an arithmetic number, because the mean of its divisors is an integer number (1144196020800).

Almost surely, 2^{21442514130334} is an apocalyptic number.

21442514130334 is a deficient number, since it is larger than the sum of its proper divisors (15171758535266).

21442514130334 is a wasteful number, since it uses less digits than its factorization.

21442514130334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120296.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 21442514130334 its reverse (43303141524412), we get a palindrome (64745655654746).

The spelling of 21442514130334 in words is "twenty-one trillion, four hundred forty-two billion, five hundred fourteen million, one hundred thirty thousand, three hundred thirty-four".