21300424035 has 32 divisors (see below), whose sum is σ = 37217491200. Its totient is φ = 10316764800.

The previous prime is 21300424027. The next prime is 21300424127. The reversal of 21300424035 is 53042400312.

It is not a de Polignac number, because 21300424035 - 2³ = 21300424027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21300423996 and 21300424014.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93741 + ... + 226689.

It is an arithmetic number, because the mean of its divisors is an integer number (1163046600).

Almost surely, 2^21300424035 is an apocalyptic number.

21300424035 is a deficient number, since it is larger than the sum of its proper divisors (15917067165).

21300424035 is a wasteful number, since it uses less digits than its factorization.

21300424035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133939.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 21300424035 its reverse (53042400312), we get a palindrome (74342824347).

The spelling of 21300424035 in words is "twenty-one billion, three hundred million, four hundred twenty-four thousand, thirty-five".