21024014203 has 8 divisors (see below), whose sum is σ = 21772986480. Its totient is φ = 20276642400.

The previous prime is 21024014177. The next prime is 21024014251. The reversal of 21024014203 is 30241042012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21024014203 - 2⁵ = 21024014171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21024015203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373348 + ... + 425953.

It is an arithmetic number, because the mean of its divisors is an integer number (2721623310).

Almost surely, 2^21024014203 is an apocalyptic number.

21024014203 is a deficient number, since it is larger than the sum of its proper divisors (748972277).

21024014203 is an equidigital number, since it uses as much as digits as its factorization.

21024014203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800237.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 21024014203 its reverse (30241042012), we get a palindrome (51265056215).

The spelling of 21024014203 in words is "twenty-one billion, twenty-four million, fourteen thousand, two hundred three".