2315323440222 has 32 divisors (see below), whose sum is σ = 5158810853280. Its totient is φ = 687841445760.

The previous prime is 2315323440197. The next prime is 2315323440223. The reversal of 2315323440222 is 2220443235132.

2315323440222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2315323440223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511784529 + ... + 511789052.

It is an arithmetic number, because the mean of its divisors is an integer number (161212839165).

Almost surely, 2^{2315323440222} is an apocalyptic number.

2315323440222 is an abundant number, since it is smaller than the sum of its proper divisors (2843487413058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2315323440222 is a wasteful number, since it uses less digits than its factorization.

2315323440222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023573628.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 2315323440222 its reverse (2220443235132), we get a palindrome (4535766675354).

The spelling of 2315323440222 in words is "two trillion, three hundred fifteen billion, three hundred twenty-three million, four hundred forty thousand, two hundred twenty-two".