420423001341233 has 4 divisors (see below), whose sum is σ = 458643274190448. Its totient is φ = 382202728492020.

The previous prime is 420423001341227. The next prime is 420423001341337. The reversal of 420423001341233 is 332143100324024.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 420423001341233 - 2⁸ = 420423001340977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 420423001341233.

It is not an unprimeable number, because it can be changed into a prime (420423001346233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19110136424591 + ... + 19110136424612.

It is an arithmetic number, because the mean of its divisors is an integer number (114660818547612).

Almost surely, 2^{420423001341233} is an apocalyptic number.

It is an amenable number.

420423001341233 is a deficient number, since it is larger than the sum of its proper divisors (38220272849215).

420423001341233 is a wasteful number, since it uses less digits than its factorization.

420423001341233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38220272849214.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 420423001341233 its reverse (332143100324024), we get a palindrome (752566101665257).

The spelling of 420423001341233 in words is "four hundred twenty trillion, four hundred twenty-three billion, one million, three hundred forty-one thousand, two hundred thirty-three".