21383111284204 has 6 divisors (see below), whose sum is σ = 37420444747364. Its totient is φ = 10691555642100.

The previous prime is 21383111284193. The next prime is 21383111284229. The reversal of 21383111284204 is 40248211138312.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2672888910522 + ... + 2672888910529.

Almost surely, 2^{21383111284204} is an apocalyptic number.

It is an amenable number.

21383111284204 is a deficient number, since it is larger than the sum of its proper divisors (16037333463160).

21383111284204 is a wasteful number, since it uses less digits than its factorization.

21383111284204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5345777821055 (or 5345777821053 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The spelling of 21383111284204 in words is "twenty-one trillion, three hundred eighty-three billion, one hundred eleven million, two hundred eighty-four thousand, two hundred four".