123200652243569 has 2 divisors, whose sum is σ = 123200652243570. Its totient is φ = 123200652243568.

The previous prime is 123200652243541. The next prime is 123200652243653. The reversal of 123200652243569 is 965342256002321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121297182250000 + 1903469993569 = 11013500^2 + 1379663^2 .

It is a cyclic number.

It is not a de Polignac number, because 123200652243569 - 2⁸ = 123200652243313 is a prime.

It is a super-2 number, since 2×123200652243569² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123200652243169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61600326121784 + 61600326121785.

It is an arithmetic number, because the mean of its divisors is an integer number (61600326121785).

Almost surely, 2^{123200652243569} is an apocalyptic number.

It is an amenable number.

123200652243569 is a deficient number, since it is larger than the sum of its proper divisors (1).

123200652243569 is an equidigital number, since it uses as much as digits as its factorization.

123200652243569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 123200652243569 in words is "one hundred twenty-three trillion, two hundred billion, six hundred fifty-two million, two hundred forty-three thousand, five hundred sixty-nine".