225016368213 has 32 divisors (see below), whose sum is σ = 381169180672. Its totient is φ = 114861240000.

The previous prime is 225016368197. The next prime is 225016368217. The reversal of 225016368213 is 312863610522.

It is a happy number.

It is not a de Polignac number, because 225016368213 - 2⁴ = 225016368197 is a prime.

It is a super-3 number, since 3×225016368213³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225016368217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13285663 + ... + 13302588.

It is an arithmetic number, because the mean of its divisors is an integer number (11911536896).

Almost surely, 2^225016368213 is an apocalyptic number.

It is an amenable number.

225016368213 is a deficient number, since it is larger than the sum of its proper divisors (156152812459).

225016368213 is a wasteful number, since it uses less digits than its factorization.

225016368213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26588305.

The product of its (nonzero) digits is 103680, while the sum is 39.

Adding to 225016368213 its reverse (312863610522), we get a palindrome (537879978735).

The spelling of 225016368213 in words is "two hundred twenty-five billion, sixteen million, three hundred sixty-eight thousand, two hundred thirteen".