13132242121 has 2 divisors, whose sum is σ = 13132242122. Its totient is φ = 13132242120.

The previous prime is 13132242073. The next prime is 13132242139. The reversal of 13132242121 is 12124223131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13072720896 + 59521225 = 114336^2 + 7715^2 .

It is a cyclic number.

It is not a de Polignac number, because 13132242121 - 2¹³ = 13132233929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13132242092 and 13132242101.

It is not a weakly prime, because it can be changed into another prime (13132242421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6566121060 + 6566121061.

It is an arithmetic number, because the mean of its divisors is an integer number (6566121061).

Almost surely, 2^13132242121 is an apocalyptic number.

It is an amenable number.

13132242121 is a deficient number, since it is larger than the sum of its proper divisors (1).

13132242121 is an equidigital number, since it uses as much as digits as its factorization.

13132242121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 22.

Adding to 13132242121 its reverse (12124223131), we get a palindrome (25256465252).

The spelling of 13132242121 in words is "thirteen billion, one hundred thirty-two million, two hundred forty-two thousand, one hundred twenty-one".