1343123011311 has 8 divisors (see below), whose sum is σ = 1791081984384. Its totient is φ = 895289689560.

The previous prime is 1343123011301. The next prime is 1343123011357. The reversal of 1343123011311 is 1131103213431.

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

It is not a de Polignac number, because 1343123011311 - 2⁶ = 1343123011247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343123011301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31387885 + ... + 31430646.

It is an arithmetic number, because the mean of its divisors is an integer number (223885248048).

Almost surely, 2^{1343123011311} is an apocalyptic number.

1343123011311 is a deficient number, since it is larger than the sum of its proper divisors (447958973073).

1343123011311 is an equidigital number, since it uses as much as digits as its factorization.

1343123011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62825661.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 1343123011311 its reverse (1131103213431), we get a palindrome (2474226224742).

The spelling of 1343123011311 in words is "one trillion, three hundred forty-three billion, one hundred twenty-three million, eleven thousand, three hundred eleven".