21114204304 has 20 divisors (see below), whose sum is σ = 40924238320. Its totient is φ = 10553110560.

The previous prime is 21114204299. The next prime is 21114204329. The reversal of 21114204304 is 40340241112.

It is a happy 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, 205602 + ... + 290689.

It is an arithmetic number, because the mean of its divisors is an integer number (2046211916).

Almost surely, 2^21114204304 is an apocalyptic number.

It is an amenable number.

21114204304 is a deficient number, since it is larger than the sum of its proper divisors (19810034016).

21114204304 is a wasteful number, since it uses less digits than its factorization.

21114204304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498958 (or 498952 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 21114204304 its reverse (40340241112), we get a palindrome (61454445416).

The spelling of 21114204304 in words is "twenty-one billion, one hundred fourteen million, two hundred four thousand, three hundred four".