21441000334 has 16 divisors (see below), whose sum is σ = 34639884720. Its totient is φ = 9894582720.

The previous prime is 21441000313. The next prime is 21441000341. The reversal of 21441000334 is 43300014412.

It is a super-2 number, since 2×21441000334² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173157 + ... + 269935.

It is an arithmetic number, because the mean of its divisors is an integer number (2164992795).

Almost surely, 2^21441000334 is an apocalyptic number.

21441000334 is a deficient number, since it is larger than the sum of its proper divisors (13198884386).

21441000334 is a wasteful number, since it uses less digits than its factorization.

21441000334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105315.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 21441000334 its reverse (43300014412), we get a palindrome (64741014746).

The spelling of 21441000334 in words is "twenty-one billion, four hundred forty-one million, three hundred thirty-four", and thus it is an aban number.