2312220130323 has 16 divisors (see below), whose sum is σ = 3096356739840. Its totient is φ = 1534795163424.

The previous prime is 2312220130321. The next prime is 2312220130343. The reversal of 2312220130323 is 3230310222132.

It is not a de Polignac number, because 2312220130323 - 2¹ = 2312220130321 is a prime.

It is a super-2 number, since 2×2312220130323² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2312220130293 and 2312220130302.

It is not an unprimeable number, because it can be changed into a prime (2312220130321) 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, 976936 + ... + 2361957.

It is an arithmetic number, because the mean of its divisors is an integer number (193522296240).

Almost surely, 2^{2312220130323} is an apocalyptic number.

2312220130323 is a deficient number, since it is larger than the sum of its proper divisors (784136609517).

2312220130323 is a wasteful number, since it uses less digits than its factorization.

2312220130323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3339898.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2312220130323 its reverse (3230310222132), we get a palindrome (5542530352455).

The spelling of 2312220130323 in words is "two trillion, three hundred twelve billion, two hundred twenty million, one hundred thirty thousand, three hundred twenty-three".