21303414334134 has 24 divisors (see below), whose sum is σ = 46158362870880. Its totient is φ = 7100989627248.

The previous prime is 21303414334121. The next prime is 21303414334171. The reversal of 21303414334134 is 43143341430312.

21303414334134 is a `hidden beast` number, since 2 + 1 + 303 + 4 + 1 + 4 + 3 + 341 + 3 + 4 = 666.

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, 11487214 + ... + 13212225.

It is an arithmetic number, because the mean of its divisors is an integer number (1923265119620).

Almost surely, 2^{21303414334134} is an apocalyptic number.

21303414334134 is an abundant number, since it is smaller than the sum of its proper divisors (24854948536746).

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

21303414334134 is a wasteful number, since it uses less digits than its factorization.

21303414334134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24747364 (or 24747361 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 21303414334134 its reverse (43143341430312), we get a palindrome (64446755764446).

The spelling of 21303414334134 in words is "twenty-one trillion, three hundred three billion, four hundred fourteen million, three hundred thirty-four thousand, one hundred thirty-four".