2331344322225 has 144 divisors (see below), whose sum is σ = 4373709350400. Its totient is φ = 1185528960000.

The previous prime is 2331344322221. The next prime is 2331344322227. The reversal of 2331344322225 is 5222234431332.

It is not a de Polignac number, because 2331344322225 - 2² = 2331344322221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2331344322225.

It is not an unprimeable number, because it can be changed into a prime (2331344322221) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 575496450 + ... + 575500500.

It is an arithmetic number, because the mean of its divisors is an integer number (30372981600).

Almost surely, 2^{2331344322225} is an apocalyptic number.

2331344322225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2331344322225 is a deficient number, since it is larger than the sum of its proper divisors (2042365028175).

2331344322225 is a wasteful number, since it uses less digits than its factorization.

2331344322225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5176 (or 5168 counting only the distinct ones).

The product of its digits is 207360, while the sum is 36.

Adding to 2331344322225 its reverse (5222234431332), we get a palindrome (7553578753557).

The spelling of 2331344322225 in words is "two trillion, three hundred thirty-one billion, three hundred forty-four million, three hundred twenty-two thousand, two hundred twenty-five".