1303311321222 has 16 divisors (see below), whose sum is σ = 2643335638272. Its totient is φ = 428318274440.

The previous prime is 1303311321163. The next prime is 1303311321223. The reversal of 1303311321222 is 2221231133031.

It is a junction number, because it is equal to n+sod(n) for n = 1303311321192 and 1303311321201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303311321223) 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 7 ways as a sum of consecutive naturals, for example, 1529707698 + ... + 1529708549.

It is an arithmetic number, because the mean of its divisors is an integer number (165208477392).

Almost surely, 2^{1303311321222} is an apocalyptic number.

1303311321222 is an abundant number, since it is smaller than the sum of its proper divisors (1340024317050).

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

1303311321222 is a wasteful number, since it uses less digits than its factorization.

1303311321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3059416323.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1303311321222 its reverse (2221231133031), we get a palindrome (3524542454253).

The spelling of 1303311321222 in words is "one trillion, three hundred three billion, three hundred eleven million, three hundred twenty-one thousand, two hundred twenty-two".