123111322132 has 24 divisors (see below), whose sum is σ = 222426231552. Its totient is φ = 59561534400.

The previous prime is 123111322121. The next prime is 123111322153. The reversal of 123111322132 is 231223111321.

123111322132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854907 + ... + 988477.

It is an arithmetic number, because the mean of its divisors is an integer number (9267759648).

Almost surely, 2^123111322132 is an apocalyptic number.

It is an amenable number.

123111322132 is a deficient number, since it is larger than the sum of its proper divisors (99314909420).

123111322132 is a wasteful number, since it uses less digits than its factorization.

123111322132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141039 (or 141037 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

Adding to 123111322132 its reverse (231223111321), we get a palindrome (354334433453).

The spelling of 123111322132 in words is "one hundred twenty-three billion, one hundred eleven million, three hundred twenty-two thousand, one hundred thirty-two".