11423122133111 has 8 divisors (see below), whose sum is σ = 12301974772080. Its totient is φ = 10544291056512.

The previous prime is 11423122133089. The next prime is 11423122133113. The reversal of 11423122133111 is 11133122132411.

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 11423122133111 - 2³⁸ = 11148244226167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423122133113) 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, 4281845 + ... + 6417198.

It is an arithmetic number, because the mean of its divisors is an integer number (1537746846510).

Almost surely, 2^{11423122133111} is an apocalyptic number.

11423122133111 is a deficient number, since it is larger than the sum of its proper divisors (878852638969).

11423122133111 is a wasteful number, since it uses less digits than its factorization.

11423122133111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10781185.

The product of its digits is 864, while the sum is 26.

Adding to 11423122133111 its reverse (11133122132411), we get a palindrome (22556244265522).

The spelling of 11423122133111 in words is "eleven trillion, four hundred twenty-three billion, one hundred twenty-two million, one hundred thirty-three thousand, one hundred eleven".