4430013100021 has 4 divisors (see below), whose sum is σ = 4432584206272. Its totient is φ = 4427441993772.

The previous prime is 4430013100003. The next prime is 4430013100033. The reversal of 4430013100021 is 1200013100344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4430013100021 - 2²⁹ = 4429476229109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4430013100061) 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, 1285550541 + ... + 1285553986.

It is an arithmetic number, because the mean of its divisors is an integer number (1108146051568).

Almost surely, 2^{4430013100021} is an apocalyptic number.

It is an amenable number.

4430013100021 is a deficient number, since it is larger than the sum of its proper divisors (2571106251).

4430013100021 is a wasteful number, since it uses less digits than its factorization.

4430013100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571106250.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 4430013100021 its reverse (1200013100344), we get a palindrome (5630026200365).

The spelling of 4430013100021 in words is "four trillion, four hundred thirty billion, thirteen million, one hundred thousand, twenty-one".