225132225442 has 8 divisors (see below), whose sum is σ = 337746131100. Its totient is φ = 112550181744.

The previous prime is 225132225419. The next prime is 225132225529. The reversal of 225132225442 is 244522231522.

225132225442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 224838137241 + 294088201 = 474171^2 + 17149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 225132225398 and 225132225407.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7947817 + ... + 7976092.

Almost surely, 2^225132225442 is an apocalyptic number.

225132225442 is a deficient number, since it is larger than the sum of its proper divisors (112613905658).

225132225442 is a wasteful number, since it uses less digits than its factorization.

225132225442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15930980.

The product of its digits is 76800, while the sum is 34.

Adding to 225132225442 its reverse (244522231522), we get a palindrome (469654456964).

The spelling of 225132225442 in words is "two hundred twenty-five billion, one hundred thirty-two million, two hundred twenty-five thousand, four hundred forty-two".