2312222000321 has 16 divisors (see below), whose sum is σ = 2356231987200. Its totient is φ = 2268565947648.

The previous prime is 2312222000303. The next prime is 2312222000323. The reversal of 2312222000321 is 1230002222132.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2312222000321 - 2¹⁴ = 2312221983937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2312222000293 and 2312222000302.

It is not an unprimeable number, because it can be changed into a prime (2312222000323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16277120 + ... + 16418558.

It is an arithmetic number, because the mean of its divisors is an integer number (147264499200).

Almost surely, 2^{2312222000321} is an apocalyptic number.

It is an amenable number.

2312222000321 is a deficient number, since it is larger than the sum of its proper divisors (44009986879).

2312222000321 is a wasteful number, since it uses less digits than its factorization.

2312222000321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142688.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2312222000321 its reverse (1230002222132), we get a palindrome (3542224222453).

The spelling of 2312222000321 in words is "two trillion, three hundred twelve billion, two hundred twenty-two million, three hundred twenty-one", and thus it is an aban number.