225245212203 has 32 divisors (see below), whose sum is σ = 329554218240. Its totient is φ = 135712604160.

The previous prime is 225245212177. The next prime is 225245212237. The reversal of 225245212203 is 302212542522.

It is a happy number.

225245212203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225245212203 - 2¹⁰ = 225245211179 is a prime.

It is a super-2 number, since 2×225245212203² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225245213203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3829803 + ... + 3888171.

It is an arithmetic number, because the mean of its divisors is an integer number (10298569320).

Almost surely, 2^225245212203 is an apocalyptic number.

225245212203 is a deficient number, since it is larger than the sum of its proper divisors (104309006037).

225245212203 is a wasteful number, since it uses less digits than its factorization.

225245212203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59067.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 225245212203 its reverse (302212542522), we get a palindrome (527457754725).

The spelling of 225245212203 in words is "two hundred twenty-five billion, two hundred forty-five million, two hundred twelve thousand, two hundred three".