225022520326 has 4 divisors (see below), whose sum is σ = 337533780492. Its totient is φ = 112511260162.

The previous prime is 225022520231. The next prime is 225022520341. The reversal of 225022520326 is 623025220522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 623025220522 = 2 ⋅311512610261.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56255630080 + ... + 56255630083.

It is an arithmetic number, because the mean of its divisors is an integer number (84383445123).

Almost surely, 2^225022520326 is an apocalyptic number.

225022520326 is a deficient number, since it is larger than the sum of its proper divisors (112511260166).

225022520326 is a wasteful number, since it uses less digits than its factorization.

225022520326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112511260165.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 225022520326 its reverse (623025220522), we get a palindrome (848047740848).

The spelling of 225022520326 in words is "two hundred twenty-five billion, twenty-two million, five hundred twenty thousand, three hundred twenty-six".