225994989203 has 2 divisors, whose sum is σ = 225994989204. Its totient is φ = 225994989202.

The previous prime is 225994989191. The next prime is 225994989211. The reversal of 225994989203 is 302989499522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225994989203 - 2³⁶ = 157275512467 is a prime.

It is not a weakly prime, because it can be changed into another prime (225994989403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112997494601 + 112997494602.

It is an arithmetic number, because the mean of its divisors is an integer number (112997494602).

Almost surely, 2^225994989203 is an apocalyptic number.

225994989203 is a deficient number, since it is larger than the sum of its proper divisors (1).

225994989203 is an equidigital number, since it uses as much as digits as its factorization.

225994989203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25194240, while the sum is 62.

The spelling of 225994989203 in words is "two hundred twenty-five billion, nine hundred ninety-four million, nine hundred eighty-nine thousand, two hundred three".