1313224311222 has 24 divisors (see below), whose sum is σ = 2845349261976. Its totient is φ = 437736833856.

The previous prime is 1313224311167. The next prime is 1313224311239. The reversal of 1313224311222 is 2221134223131.

1313224311222 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 2 + 2 + 431 + 1 + 222 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1673913 + ... + 2329899.

It is an arithmetic number, because the mean of its divisors is an integer number (118556219249).

Almost surely, 2^{1313224311222} is an apocalyptic number.

1313224311222 is an abundant number, since it is smaller than the sum of its proper divisors (1532124950754).

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

1313224311222 is a wasteful number, since it uses less digits than its factorization.

1313224311222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767212 (or 767209 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 1313224311222 its reverse (2221134223131), we get a palindrome (3534358534353).

The spelling of 1313224311222 in words is "one trillion, three hundred thirteen billion, two hundred twenty-four million, three hundred eleven thousand, two hundred twenty-two".