1311343212022 has 8 divisors (see below), whose sum is σ = 1967095148400. Its totient is φ = 655644829224.

The previous prime is 1311343211917. The next prime is 1311343212071. The reversal of 1311343212022 is 2202123431131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13327122 + ... + 13425157.

It is an arithmetic number, because the mean of its divisors is an integer number (245886893550).

Almost surely, 2^{1311343212022} is an apocalyptic number.

1311343212022 is a deficient number, since it is larger than the sum of its proper divisors (655751936378).

1311343212022 is a wasteful number, since it uses less digits than its factorization.

1311343212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26776790.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1311343212022 its reverse (2202123431131), we get a palindrome (3513466643153).

The spelling of 1311343212022 in words is "one trillion, three hundred eleven billion, three hundred forty-three million, two hundred twelve thousand, twenty-two".