4221313143 has 8 divisors (see below), whose sum is σ = 5634626688. Its totient is φ = 2811104184.

The previous prime is 4221313093. The next prime is 4221313147. The reversal of 4221313143 is 3413131224.

It is a happy number.

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

It is not a de Polignac number, because 4221313143 - 2¹⁰ = 4221312119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221313147) 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, 772971 + ... + 778412.

It is an arithmetic number, because the mean of its divisors is an integer number (704328336).

Almost surely, 2^4221313143 is an apocalyptic number.

4221313143 is a deficient number, since it is larger than the sum of its proper divisors (1413313545).

4221313143 is a wasteful number, since it uses less digits than its factorization.

4221313143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552293.

The product of its digits is 1728, while the sum is 24.

The square root of 4221313143 is about 64971.6333718031. The cubic root of 4221313143 is about 1616.1531882636.

Adding to 4221313143 its reverse (3413131224), we get a palindrome (7634444367).

The spelling of 4221313143 in words is "four billion, two hundred twenty-one million, three hundred thirteen thousand, one hundred forty-three".