13134542222251 has 4 divisors (see below), whose sum is σ = 13134551335632. Its totient is φ = 13134533108872.

The previous prime is 13134542222237. The next prime is 13134542222267. The reversal of 13134542222251 is 15222224543131.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13134542222251 - 2¹¹ = 13134542220203 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13134542222251.

It is not an unprimeable number, because it can be changed into a prime (13134542222231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1864720 + ... + 5454013.

It is an arithmetic number, because the mean of its divisors is an integer number (3283637833908).

Almost surely, 2^{13134542222251} is an apocalyptic number.

13134542222251 is a deficient number, since it is larger than the sum of its proper divisors (9113381).

13134542222251 is an equidigital number, since it uses as much as digits as its factorization.

13134542222251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9113380.

The product of its digits is 115200, while the sum is 37.

Adding to 13134542222251 its reverse (15222224543131), we get a palindrome (28356766765382).

The spelling of 13134542222251 in words is "thirteen trillion, one hundred thirty-four billion, five hundred forty-two million, two hundred twenty-two thousand, two hundred fifty-one".