21134433044134 has 8 divisors (see below), whose sum is σ = 32794809896160. Its totient is φ = 10202829745416.

The previous prime is 21134433044117. The next prime is 21134433044147. The reversal of 21134433044134 is 43144033443112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21134433044093 and 21134433044102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182193388254 + ... + 182193388369.

It is an arithmetic number, because the mean of its divisors is an integer number (4099351237020).

Almost surely, 2^{21134433044134} is an apocalyptic number.

21134433044134 is a deficient number, since it is larger than the sum of its proper divisors (11660376852026).

21134433044134 is a wasteful number, since it uses less digits than its factorization.

21134433044134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364386776654.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 21134433044134 its reverse (43144033443112), we get a palindrome (64278466487246).

The spelling of 21134433044134 in words is "twenty-one trillion, one hundred thirty-four billion, four hundred thirty-three million, forty-four thousand, one hundred thirty-four".