135500550223 has 2 divisors, whose sum is σ = 135500550224. Its totient is φ = 135500550222.

The previous prime is 135500550181. The next prime is 135500550253. The reversal of 135500550223 is 322055005531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135500550223 is a prime.

It is a super-2 number, since 2×135500550223² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135500550253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67750275111 + 67750275112.

It is an arithmetic number, because the mean of its divisors is an integer number (67750275112).

Almost surely, 2^135500550223 is an apocalyptic number.

135500550223 is a deficient number, since it is larger than the sum of its proper divisors (1).

135500550223 is an equidigital number, since it uses as much as digits as its factorization.

135500550223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 31.

Adding to 135500550223 its reverse (322055005531), we get a palindrome (457555555754).

The spelling of 135500550223 in words is "one hundred thirty-five billion, five hundred million, five hundred fifty thousand, two hundred twenty-three".