13200124123 has 2 divisors, whose sum is σ = 13200124124. Its totient is φ = 13200124122.

The previous prime is 13200124073. The next prime is 13200124139. The reversal of 13200124123 is 32142100231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13200124123 - 2¹³ = 13200115931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13200124123.

It is not a weakly prime, because it can be changed into another prime (13200124183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600062061 + 6600062062.

It is an arithmetic number, because the mean of its divisors is an integer number (6600062062).

Almost surely, 2^13200124123 is an apocalyptic number.

13200124123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13200124123 is an equidigital number, since it uses as much as digits as its factorization.

13200124123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 13200124123 its reverse (32142100231), we get a palindrome (45342224354).

The spelling of 13200124123 in words is "thirteen billion, two hundred million, one hundred twenty-four thousand, one hundred twenty-three".