123040111132 has 24 divisors (see below), whose sum is σ = 228462111360. Its totient is φ = 57780334080.

The previous prime is 123040111109. The next prime is 123040111157. The reversal of 123040111132 is 231111040321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1856169 + ... + 1921312.

It is an arithmetic number, because the mean of its divisors is an integer number (9519254640).

Almost surely, 2^123040111132 is an apocalyptic number.

It is an amenable number.

123040111132 is a deficient number, since it is larger than the sum of its proper divisors (105422000228).

123040111132 is a wasteful number, since it uses less digits than its factorization.

123040111132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777981 (or 3777979 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 123040111132 its reverse (231111040321), we get a palindrome (354151151453).

The spelling of 123040111132 in words is "one hundred twenty-three billion, forty million, one hundred eleven thousand, one hundred thirty-two".