21314244353044 has 12 divisors (see below), whose sum is σ = 37340078246100. Its totient is φ = 10645650568448.

The previous prime is 21314244353029. The next prime is 21314244353053. The reversal of 21314244353044 is 44035344241312.

It can be written as a sum of positive squares in 2 ways, for example, as 7063528752900 + 14250715600144 = 2657730^2 + 3775012^2 .

It is a super-2 number, since 2×21314244353044² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21314244352988 and 21314244353006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2867897839 + ... + 2867905270.

It is an arithmetic number, because the mean of its divisors is an integer number (3111673187175).

Almost surely, 2^{21314244353044} is an apocalyptic number.

It is an amenable number.

21314244353044 is a deficient number, since it is larger than the sum of its proper divisors (16025833893056).

21314244353044 is a wasteful number, since it uses less digits than its factorization.

21314244353044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5735804042 (or 5735804040 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 21314244353044 its reverse (44035344241312), we get a palindrome (65349588594356).

The spelling of 21314244353044 in words is "twenty-one trillion, three hundred fourteen billion, two hundred forty-four million, three hundred fifty-three thousand, forty-four".