21110341024 has 24 divisors (see below), whose sum is σ = 42445263168. Its totient is φ = 10330591680.

The previous prime is 21110341003. The next prime is 21110341051. The reversal of 21110341024 is 42014301112.

It is a junction number, because it is equal to n+sod(n) for n = 21110340992 and 21110341010.

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, 7016562 + ... + 7019569.

It is an arithmetic number, because the mean of its divisors is an integer number (1768552632).

Almost surely, 2^21110341024 is an apocalyptic number.

It is an amenable number.

21110341024 is an abundant number, since it is smaller than the sum of its proper divisors (21334922144).

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

21110341024 is a wasteful number, since it uses less digits than its factorization.

21110341024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14036188 (or 14036180 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 21110341024 its reverse (42014301112), we get a palindrome (63124642136).

The spelling of 21110341024 in words is "twenty-one billion, one hundred ten million, three hundred forty-one thousand, twenty-four".