21341113004 has 12 divisors (see below), whose sum is σ = 37364309304. Its totient is φ = 10665596064.

The previous prime is 21341112967. The next prime is 21341113007. The reversal of 21341113004 is 40031114312.

It is not an unprimeable number, because it can be changed into a prime (21341113007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1230422 + ... + 1247645.

It is an arithmetic number, because the mean of its divisors is an integer number (3113692442).

Almost surely, 2^21341113004 is an apocalyptic number.

It is an amenable number.

21341113004 is a deficient number, since it is larger than the sum of its proper divisors (16023196300).

21341113004 is a wasteful number, since it uses less digits than its factorization.

21341113004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2480224 (or 2480222 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 21341113004 its reverse (40031114312), we get a palindrome (61372227316).

The spelling of 21341113004 in words is "twenty-one billion, three hundred forty-one million, one hundred thirteen thousand, four".