4242020202423 has 24 divisors (see below), whose sum is σ = 6354435906000. Its totient is φ = 2827953813888.

The previous prime is 4242020202403. The next prime is 4242020202493. The reversal of 4242020202423 is 3242020202424.

It is not a de Polignac number, because 4242020202423 - 2¹⁰ = 4242020201399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4242020202403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13424853 + ... + 13737201.

It is an arithmetic number, because the mean of its divisors is an integer number (264768162750).

Almost surely, 2^{4242020202423} is an apocalyptic number.

4242020202423 is a deficient number, since it is larger than the sum of its proper divisors (2112415703577).

4242020202423 is an equidigital number, since it uses as much as digits as its factorization.

4242020202423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368253 (or 368241 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 4242020202423 its reverse (3242020202424), we get a palindrome (7484040404847).

Subtracting from 4242020202423 its reverse (3242020202424), we obtain a palindrome (999999999999).

The spelling of 4242020202423 in words is "four trillion, two hundred forty-two billion, twenty million, two hundred two thousand, four hundred twenty-three".