13220141230453 has 2 divisors, whose sum is σ = 13220141230454. Its totient is φ = 13220141230452.

The previous prime is 13220141230393. The next prime is 13220141230481. The reversal of 13220141230453 is 35403214102231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13162659729444 + 57481501009 = 3628038^2 + 239753^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13220141230453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13220141230253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610070615226 + 6610070615227.

It is an arithmetic number, because the mean of its divisors is an integer number (6610070615227).

Almost surely, 2^{13220141230453} is an apocalyptic number.

It is an amenable number.

13220141230453 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220141230453 is an equidigital number, since it uses as much as digits as its factorization.

13220141230453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 13220141230453 its reverse (35403214102231), we get a palindrome (48623355332684).

The spelling of 13220141230453 in words is "thirteen trillion, two hundred twenty billion, one hundred forty-one million, two hundred thirty thousand, four hundred fifty-three".