11113421421311 has 8 divisors (see below), whose sum is σ = 12289810987344. Its totient is φ = 9964711609920.

The previous prime is 11113421421301. The next prime is 11113421421343. The reversal of 11113421421311 is 11312412431111.

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

It is a cyclic number.

It is not a de Polignac number, because 11113421421311 - 2⁶ = 11113421421247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113421421301) 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, 6919937816 + ... + 6919939421.

It is an arithmetic number, because the mean of its divisors is an integer number (1536226373418).

Almost surely, 2^{11113421421311} is an apocalyptic number.

11113421421311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11113421421311 is a deficient number, since it is larger than the sum of its proper divisors (1176389566033).

11113421421311 is a wasteful number, since it uses less digits than its factorization.

11113421421311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13839877321.

The product of its digits is 576, while the sum is 26.

Adding to 11113421421311 its reverse (11312412431111), we get a palindrome (22425833852422).

The spelling of 11113421421311 in words is "eleven trillion, one hundred thirteen billion, four hundred twenty-one million, four hundred twenty-one thousand, three hundred eleven".