1321230230063 has 2 divisors, whose sum is σ = 1321230230064. Its totient is φ = 1321230230062.

The previous prime is 1321230230051. The next prime is 1321230230107. The reversal of 1321230230063 is 3600320321231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1321230230063 - 2⁶ = 1321230229999 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1321230230263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660615115031 + 660615115032.

It is an arithmetic number, because the mean of its divisors is an integer number (660615115032).

Almost surely, 2^{1321230230063} is an apocalyptic number.

1321230230063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1321230230063 is an equidigital number, since it uses as much as digits as its factorization.

1321230230063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1321230230063 its reverse (3600320321231), we get a palindrome (4921550551294).

The spelling of 1321230230063 in words is "one trillion, three hundred twenty-one billion, two hundred thirty million, two hundred thirty thousand, sixty-three".