123134341311 has 24 divisors (see below), whose sum is σ = 179013120000. Its totient is φ = 81559254672.

The previous prime is 123134341307. The next prime is 123134341321. The reversal of 123134341311 is 113143431321.

123134341311 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 3 + 4 + 341 + 311 = 666.

It is not a de Polignac number, because 123134341311 - 2² = 123134341307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123134341321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 879090 + ... + 1009488.

It is an arithmetic number, because the mean of its divisors is an integer number (7458880000).

Almost surely, 2^123134341311 is an apocalyptic number.

123134341311 is a deficient number, since it is larger than the sum of its proper divisors (55878778689).

123134341311 is a wasteful number, since it uses less digits than its factorization.

123134341311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131083 (or 131080 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 123134341311 its reverse (113143431321), we get a palindrome (236277772632).

The spelling of 123134341311 in words is "one hundred twenty-three billion, one hundred thirty-four million, three hundred forty-one thousand, three hundred eleven".