122550300143503 has 2 divisors, whose sum is σ = 122550300143504. Its totient is φ = 122550300143502.

The previous prime is 122550300143429. The next prime is 122550300143533. The reversal of 122550300143503 is 305341003055221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122550300143503 - 2²⁹ = 122549763272591 is a prime.

It is a super-2 number, since 2×122550300143503² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122550300143533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61275150071751 + 61275150071752.

It is an arithmetic number, because the mean of its divisors is an integer number (61275150071752).

Almost surely, 2^{122550300143503} is an apocalyptic number.

122550300143503 is a deficient number, since it is larger than the sum of its proper divisors (1).

122550300143503 is an equidigital number, since it uses as much as digits as its factorization.

122550300143503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 122550300143503 its reverse (305341003055221), we get a palindrome (427891303198724).

The spelling of 122550300143503 in words is "one hundred twenty-two trillion, five hundred fifty billion, three hundred million, one hundred forty-three thousand, five hundred three".