1420330344233 has 2 divisors, whose sum is σ = 1420330344234. Its totient is φ = 1420330344232.

The previous prime is 1420330344229. The next prime is 1420330344239. The reversal of 1420330344233 is 3324430330241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1234916567824 + 185413776409 = 1111268^2 + 430597^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420330344233 - 2² = 1420330344229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1420330344233.

It is not a weakly prime, because it can be changed into another prime (1420330344239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710165172116 + 710165172117.

It is an arithmetic number, because the mean of its divisors is an integer number (710165172117).

Almost surely, 2^{1420330344233} is an apocalyptic number.

It is an amenable number.

1420330344233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420330344233 is an equidigital number, since it uses as much as digits as its factorization.

1420330344233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 1420330344233 its reverse (3324430330241), we get a palindrome (4744760674474).

The spelling of 1420330344233 in words is "one trillion, four hundred twenty billion, three hundred thirty million, three hundred forty-four thousand, two hundred thirty-three".