420423233303 has 2 divisors, whose sum is σ = 420423233304. Its totient is φ = 420423233302.

The previous prime is 420423233287. The next prime is 420423233339. The reversal of 420423233303 is 303332324024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420423233303 - 2⁴ = 420423233287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420423233003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210211616651 + 210211616652.

It is an arithmetic number, because the mean of its divisors is an integer number (210211616652).

Almost surely, 2^420423233303 is an apocalyptic number.

420423233303 is a deficient number, since it is larger than the sum of its proper divisors (1).

420423233303 is an equidigital number, since it uses as much as digits as its factorization.

420423233303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 29.

Adding to 420423233303 its reverse (303332324024), we get a palindrome (723755557327).

The spelling of 420423233303 in words is "four hundred twenty billion, four hundred twenty-three million, two hundred thirty-three thousand, three hundred three".