123134341110 has 64 divisors (see below), whose sum is σ = 322877871360. Its totient is φ = 29805399680.

The previous prime is 123134341097. The next prime is 123134341139. The reversal of 123134341110 is 11143431321.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65637 + ... + 500576.

It is an arithmetic number, because the mean of its divisors is an integer number (5044966740).

Almost surely, 2^123134341110 is an apocalyptic number.

123134341110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 123134341110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161438935680).

123134341110 is an abundant number, since it is smaller than the sum of its proper divisors (199743530250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123134341110 is a wasteful number, since it uses less digits than its factorization.

123134341110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566893.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 123134341110 its reverse (11143431321), we get a palindrome (134277772431).

The spelling of 123134341110 in words is "one hundred twenty-three billion, one hundred thirty-four million, three hundred forty-one thousand, one hundred ten".