420224030401143 has 16 divisors (see below), whose sum is σ = 588383466564096. Its totient is φ = 266262138336480.

The previous prime is 420224030401081. The next prime is 420224030401151. The reversal of 420224030401143 is 341104030422024.

It is not a de Polignac number, because 420224030401143 - 2⁶ = 420224030401079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 420224030401143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420224030401163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19395541203 + ... + 19395562868.

It is an arithmetic number, because the mean of its divisors is an integer number (36773966660256).

Almost surely, 2^{420224030401143} is an apocalyptic number.

420224030401143 is a deficient number, since it is larger than the sum of its proper divisors (168159436162953).

420224030401143 is a wasteful number, since it uses less digits than its factorization.

420224030401143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38791104254.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 420224030401143 its reverse (341104030422024), we get a palindrome (761328060823167).

The spelling of 420224030401143 in words is "four hundred twenty trillion, two hundred twenty-four billion, thirty million, four hundred one thousand, one hundred forty-three".