225310500215 has 16 divisors (see below), whose sum is σ = 283338813888. Its totient is φ = 171671529216.

The previous prime is 225310500203. The next prime is 225310500269. The reversal of 225310500215 is 512005013522.

It is a cyclic number.

It is not a de Polignac number, because 225310500215 - 2¹⁸ = 225310238071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4177544 + ... + 4231133.

It is an arithmetic number, because the mean of its divisors is an integer number (17708675868).

Almost surely, 2^225310500215 is an apocalyptic number.

225310500215 is a deficient number, since it is larger than the sum of its proper divisors (58028313673).

225310500215 is a wasteful number, since it uses less digits than its factorization.

225310500215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8408938.

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 225310500215 its reverse (512005013522), we get a palindrome (737315513737).

The spelling of 225310500215 in words is "two hundred twenty-five billion, three hundred ten million, five hundred thousand, two hundred fifteen".