13123201223029 has 2 divisors, whose sum is σ = 13123201223030. Its totient is φ = 13123201223028.

The previous prime is 13123201222973. The next prime is 13123201223039. The reversal of 13123201223029 is 92032210232131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10606107916804 + 2517093306225 = 3256702^2 + 1586535^2 .

It is a cyclic number.

It is not a de Polignac number, because 13123201223029 - 2¹⁵ = 13123201190261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13123201223039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6561600611514 + 6561600611515.

It is an arithmetic number, because the mean of its divisors is an integer number (6561600611515).

Almost surely, 2^{13123201223029} is an apocalyptic number.

It is an amenable number.

13123201223029 is a deficient number, since it is larger than the sum of its proper divisors (1).

13123201223029 is an equidigital number, since it uses as much as digits as its factorization.

13123201223029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 13123201223029 in words is "thirteen trillion, one hundred twenty-three billion, two hundred one million, two hundred twenty-three thousand, twenty-nine".