1222143404323 has 16 divisors (see below), whose sum is σ = 1236576650400. Its totient is φ = 1207800322816.

The previous prime is 1222143404309. The next prime is 1222143404353. The reversal of 1222143404323 is 3234043412221.

It is a cyclic number.

It is not a de Polignac number, because 1222143404323 - 2⁵ = 1222143404291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222143404353) 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, 55357215 + ... + 55379287.

It is an arithmetic number, because the mean of its divisors is an integer number (77286040650).

Almost surely, 2^{1222143404323} is an apocalyptic number.

1222143404323 is a deficient number, since it is larger than the sum of its proper divisors (14433246077).

1222143404323 is a wasteful number, since it uses less digits than its factorization.

1222143404323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24086.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1222143404323 its reverse (3234043412221), we get a palindrome (4456186816544).

The spelling of 1222143404323 in words is "one trillion, two hundred twenty-two billion, one hundred forty-three million, four hundred four thousand, three hundred twenty-three".