225055220503 has 2 divisors, whose sum is σ = 225055220504. Its totient is φ = 225055220502.

The previous prime is 225055220497. The next prime is 225055220531. The reversal of 225055220503 is 305022550522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225055220503 - 2⁵ = 225055220471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225055220543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112527610251 + 112527610252.

It is an arithmetic number, because the mean of its divisors is an integer number (112527610252).

Almost surely, 2^225055220503 is an apocalyptic number.

225055220503 is a deficient number, since it is larger than the sum of its proper divisors (1).

225055220503 is an equidigital number, since it uses as much as digits as its factorization.

225055220503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 225055220503 in words is "two hundred twenty-five billion, fifty-five million, two hundred twenty thousand, five hundred three".