123450442201313 has 2 divisors, whose sum is σ = 123450442201314. Its totient is φ = 123450442201312.

The previous prime is 123450442201283. The next prime is 123450442201319. The reversal of 123450442201313 is 313102244054321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102980138255569 + 20470303945744 = 10147913^2 + 4524412^2 .

It is a cyclic number.

It is not a de Polignac number, because 123450442201313 - 2¹⁸ = 123450441939169 is a prime.

It is not a weakly prime, because it can be changed into another prime (123450442201319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61725221100656 + 61725221100657.

It is an arithmetic number, because the mean of its divisors is an integer number (61725221100657).

Almost surely, 2^{123450442201313} is an apocalyptic number.

It is an amenable number.

123450442201313 is a deficient number, since it is larger than the sum of its proper divisors (1).

123450442201313 is an equidigital number, since it uses as much as digits as its factorization.

123450442201313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 123450442201313 its reverse (313102244054321), we get a palindrome (436552686255634).

The spelling of 123450442201313 in words is "one hundred twenty-three trillion, four hundred fifty billion, four hundred forty-two million, two hundred one thousand, three hundred thirteen".