21041324334 has 24 divisors (see below), whose sum is σ = 45614919792. Its totient is φ = 7009869600.

The previous prime is 21041324321. The next prime is 21041324363. The reversal of 21041324334 is 43342314012.

21041324334 is a `hidden beast` number, since 2 + 1 + 0 + 4 + 1 + 324 + 334 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 21041324298 and 21041324307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 292114 + ... + 356949.

It is an arithmetic number, because the mean of its divisors is an integer number (1900621658).

Almost surely, 2^21041324334 is an apocalyptic number.

21041324334 is an abundant number, since it is smaller than the sum of its proper divisors (24573595458).

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

21041324334 is a wasteful number, since it uses less digits than its factorization.

21041324334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650872 (or 650869 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 21041324334 its reverse (43342314012), we get a palindrome (64383638346).

The spelling of 21041324334 in words is "twenty-one billion, forty-one million, three hundred twenty-four thousand, three hundred thirty-four".