4202442012423 has 16 divisors (see below), whose sum is σ = 5933485889280. Its totient is φ = 2636547881856.

The previous prime is 4202442012407. The next prime is 4202442012443. The reversal of 4202442012423 is 3242102442024.

It is a happy number.

It is not a de Polignac number, because 4202442012423 - 2⁴ = 4202442012407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4202442012443) 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, 3863065 + ... + 4829922.

It is an arithmetic number, because the mean of its divisors is an integer number (370842868080).

Almost surely, 2^{4202442012423} is an apocalyptic number.

4202442012423 is a deficient number, since it is larger than the sum of its proper divisors (1731043876857).

4202442012423 is a wasteful number, since it uses less digits than its factorization.

4202442012423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8702486.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 4202442012423 its reverse (3242102442024), we get a palindrome (7444544454447).

The spelling of 4202442012423 in words is "four trillion, two hundred two billion, four hundred forty-two million, twelve thousand, four hundred twenty-three".