420321110323 has 2 divisors, whose sum is σ = 420321110324. Its totient is φ = 420321110322.

The previous prime is 420321110267. The next prime is 420321110351. The reversal of 420321110323 is 323011123024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420321110323 - 2¹⁷ = 420320979251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420321110294 and 420321110303.

It is not a weakly prime, because it can be changed into another prime (420321110353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210160555161 + 210160555162.

It is an arithmetic number, because the mean of its divisors is an integer number (210160555162).

Almost surely, 2^420321110323 is an apocalyptic number.

420321110323 is a deficient number, since it is larger than the sum of its proper divisors (1).

420321110323 is an equidigital number, since it uses as much as digits as its factorization.

420321110323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 420321110323 its reverse (323011123024), we get a palindrome (743332233347).

The spelling of 420321110323 in words is "four hundred twenty billion, three hundred twenty-one million, one hundred ten thousand, three hundred twenty-three".