123200313113 has 2 divisors, whose sum is σ = 123200313114. Its totient is φ = 123200313112.

The previous prime is 123200313059. The next prime is 123200313127. The reversal of 123200313113 is 311313002321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104870402569 + 18329910544 = 323837^2 + 135388^2 .

It is a cyclic number.

It is not a de Polignac number, because 123200313113 - 2⁸ = 123200312857 is a prime.

It is a super-2 number, since 2×123200313113² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123200313013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61600156556 + 61600156557.

It is an arithmetic number, because the mean of its divisors is an integer number (61600156557).

Almost surely, 2^123200313113 is an apocalyptic number.

It is an amenable number.

123200313113 is a deficient number, since it is larger than the sum of its proper divisors (1).

123200313113 is an equidigital number, since it uses as much as digits as its factorization.

123200313113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 123200313113 its reverse (311313002321), we get a palindrome (434513315434).

The spelling of 123200313113 in words is "one hundred twenty-three billion, two hundred million, three hundred thirteen thousand, one hundred thirteen".