1311242333422 has 32 divisors (see below), whose sum is σ = 2435420604672. Its totient is φ = 516604362624.

The previous prime is 1311242333341. The next prime is 1311242333447. The reversal of 1311242333422 is 2243332421131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64052808 + ... + 64073275.

It is an arithmetic number, because the mean of its divisors is an integer number (76106893896).

Almost surely, 2^{1311242333422} is an apocalyptic number.

1311242333422 is a deficient number, since it is larger than the sum of its proper divisors (1124178271250).

1311242333422 is a wasteful number, since it uses less digits than its factorization.

1311242333422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128126152.

The product of its digits is 20736, while the sum is 31.

Adding to 1311242333422 its reverse (2243332421131), we get a palindrome (3554574754553).

The spelling of 1311242333422 in words is "one trillion, three hundred eleven billion, two hundred forty-two million, three hundred thirty-three thousand, four hundred twenty-two".