21014044030204 has 12 divisors (see below), whose sum is σ = 37323451337704. Its totient is φ = 10350200790864.

The previous prime is 21014044030081. The next prime is 21014044030267. The reversal of 21014044030204 is 40203044041012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39205305759 + ... + 39205306294.

Almost surely, 2^{21014044030204} is an apocalyptic number.

It is an amenable number.

21014044030204 is a deficient number, since it is larger than the sum of its proper divisors (16309407307500).

21014044030204 is a wasteful number, since it uses less digits than its factorization.

21014044030204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78410612124 (or 78410612122 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 21014044030204 its reverse (40203044041012), we get a palindrome (61217088071216).

The spelling of 21014044030204 in words is "twenty-one trillion, fourteen billion, forty-four million, thirty thousand, two hundred four".