225123334402 has 4 divisors (see below), whose sum is σ = 337685001606. Its totient is φ = 112561667200.

The previous prime is 225123334367. The next prime is 225123334409. The reversal of 225123334402 is 204433321522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 220534491321 + 4588843081 = 469611^2 + 67741^2 .

It is not an unprimeable number, because it can be changed into a prime (225123334409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56280833599 + ... + 56280833602.

Almost surely, 2^225123334402 is an apocalyptic number.

225123334402 is a deficient number, since it is larger than the sum of its proper divisors (112561667204).

225123334402 is a wasteful number, since it uses less digits than its factorization.

225123334402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112561667203.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 225123334402 its reverse (204433321522), we get a palindrome (429556655924).

The spelling of 225123334402 in words is "two hundred twenty-five billion, one hundred twenty-three million, three hundred thirty-four thousand, four hundred two".