14220041021 has 8 divisors (see below), whose sum is σ = 14668149720. Its totient is φ = 13775289408.

The previous prime is 14220040999. The next prime is 14220041039. The reversal of 14220041021 is 12014002241.

It can be written as a sum of positive squares in 4 ways, for example, as 11446860100 + 2773180921 = 106990^2 + 52661^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14220041021 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 (14220041621) 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, 830666 + ... + 847611.

It is an arithmetic number, because the mean of its divisors is an integer number (1833518715).

Almost surely, 2^14220041021 is an apocalyptic number.

It is an amenable number.

14220041021 is a deficient number, since it is larger than the sum of its proper divisors (448108699).

14220041021 is a wasteful number, since it uses less digits than its factorization.

14220041021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678543.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 14220041021 its reverse (12014002241), we get a palindrome (26234043262).

The spelling of 14220041021 in words is "fourteen billion, two hundred twenty million, forty-one thousand, twenty-one".