420042322330023 has 16 divisors (see below), whose sum is σ = 560146989991680. Its totient is φ = 279982938041664.

The previous prime is 420042322330003. The next prime is 420042322330079. The reversal of 420042322330023 is 320033223240024.

It is not a de Polignac number, because 420042322330023 - 2¹⁴ = 420042322313639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420042322330003) 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, 532984515 + ... + 533772027.

It is an arithmetic number, because the mean of its divisors is an integer number (35009186874480).

Almost surely, 2^{420042322330023} is an apocalyptic number.

420042322330023 is a deficient number, since it is larger than the sum of its proper divisors (140104667661657).

420042322330023 is a wasteful number, since it uses less digits than its factorization.

420042322330023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816038.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 420042322330023 its reverse (320033223240024), we get a palindrome (740075545570047).

The spelling of 420042322330023 in words is "four hundred twenty trillion, forty-two billion, three hundred twenty-two million, three hundred thirty thousand, twenty-three".