21304114135 has 8 divisors (see below), whose sum is σ = 26910460080. Its totient is φ = 16146275904.

The previous prime is 21304114127. The next prime is 21304114163. The reversal of 21304114135 is 53141140312.

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

It is a cyclic number.

It is not a de Polignac number, because 21304114135 - 2³ = 21304114127 is a prime.

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, 112126822 + ... + 112127011.

It is an arithmetic number, because the mean of its divisors is an integer number (3363807510).

Almost surely, 2^21304114135 is an apocalyptic number.

21304114135 is a deficient number, since it is larger than the sum of its proper divisors (5606345945).

21304114135 is a wasteful number, since it uses less digits than its factorization.

21304114135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224253857.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 21304114135 its reverse (53141140312), we get a palindrome (74445254447).

The spelling of 21304114135 in words is "twenty-one billion, three hundred four million, one hundred fourteen thousand, one hundred thirty-five".