1311366365222 has 32 divisors (see below), whose sum is σ = 2014326824832. Its totient is φ = 640000917504.

The previous prime is 1311366365219. The next prime is 1311366365227. The reversal of 1311366365222 is 2225636631131.

It is a super-2 number, since 2×1311366365222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1311366365222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311366365227) 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, 98496038 + ... + 98509350.

It is an arithmetic number, because the mean of its divisors is an integer number (62947713276).

Almost surely, 2^{1311366365222} is an apocalyptic number.

1311366365222 is a deficient number, since it is larger than the sum of its proper divisors (702960459610).

1311366365222 is a wasteful number, since it uses less digits than its factorization.

1311366365222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16112.

The product of its digits is 233280, while the sum is 41.

The spelling of 1311366365222 in words is "one trillion, three hundred eleven billion, three hundred sixty-six million, three hundred sixty-five thousand, two hundred twenty-two".