13121200230133 has 2 divisors, whose sum is σ = 13121200230134. Its totient is φ = 13121200230132.

The previous prime is 13121200230119. The next prime is 13121200230199. The reversal of 13121200230133 is 33103200212131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12747056371204 + 374143858929 = 3570302^2 + 611673^2 .

It is a cyclic number.

It is not a de Polignac number, because 13121200230133 - 2⁴¹ = 10922176974581 is a prime.

It is a super-2 number, since 2×13121200230133² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13121200200133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560600115066 + 6560600115067.

It is an arithmetic number, because the mean of its divisors is an integer number (6560600115067).

Almost surely, 2^{13121200230133} is an apocalyptic number.

It is an amenable number.

13121200230133 is a deficient number, since it is larger than the sum of its proper divisors (1).

13121200230133 is an equidigital number, since it uses as much as digits as its factorization.

13121200230133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13121200230133 its reverse (33103200212131), we get a palindrome (46224400442264).

The spelling of 13121200230133 in words is "thirteen trillion, one hundred twenty-one billion, two hundred million, two hundred thirty thousand, one hundred thirty-three".