4020210242423 has 4 divisors (see below), whose sum is σ = 4068646510488. Its totient is φ = 3971773974360.

The previous prime is 4020210242353. The next prime is 4020210242431. The reversal of 4020210242423 is 3242420120204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4020210242423 - 2²² = 4020206048119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4020210242392 and 4020210242401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020210242443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24218133908 + ... + 24218134073.

It is an arithmetic number, because the mean of its divisors is an integer number (1017161627622).

Almost surely, 2^{4020210242423} is an apocalyptic number.

4020210242423 is a deficient number, since it is larger than the sum of its proper divisors (48436268065).

4020210242423 is an equidigital number, since it uses as much as digits as its factorization.

4020210242423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48436268064.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 4020210242423 its reverse (3242420120204), we get a palindrome (7262630362627).

The spelling of 4020210242423 in words is "four trillion, twenty billion, two hundred ten million, two hundred forty-two thousand, four hundred twenty-three".