21442311114 has 96 divisors (see below), whose sum is σ = 52427111616. Its totient is φ = 5822046720.

The previous prime is 21442311103. The next prime is 21442311133. The reversal of 21442311114 is 41111324412.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 444834 + ... + 490674.

It is an arithmetic number, because the mean of its divisors is an integer number (546115746).

Almost surely, 2^21442311114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21442311114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26213555808).

21442311114 is an abundant number, since it is smaller than the sum of its proper divisors (30984800502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21442311114 is a wasteful number, since it uses less digits than its factorization.

21442311114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45940 (or 45933 counting only the distinct ones).

The product of its digits is 768, while the sum is 24.

Adding to 21442311114 its reverse (41111324412), we get a palindrome (62553635526).

The spelling of 21442311114 in words is "twenty-one billion, four hundred forty-two million, three hundred eleven thousand, one hundred fourteen".