2312221240330 has 16 divisors (see below), whose sum is σ = 4165148898504. Its totient is φ = 924188348160.

The previous prime is 2312221240319. The next prime is 2312221240333. The reversal of 2312221240330 is 330421222132.

It can be written as a sum of positive squares in 4 ways, for example, as 1904976883681 + 407244356649 = 1380209^2 + 638157^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2312221240295 and 2312221240304.

It is not an unprimeable number, because it can be changed into a prime (2312221240333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87504627 + ... + 87531046.

Almost surely, 2^{2312221240330} is an apocalyptic number.

2312221240330 is a deficient number, since it is larger than the sum of its proper divisors (1852927658174).

2312221240330 is a wasteful number, since it uses less digits than its factorization.

2312221240330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175037001.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2312221240330 its reverse (330421222132), we get a palindrome (2642642462462).

The spelling of 2312221240330 in words is "two trillion, three hundred twelve billion, two hundred twenty-one million, two hundred forty thousand, three hundred thirty".