123196120 has 16 divisors (see below), whose sum is σ = 277191360. Its totient is φ = 49278432.

The previous prime is 123196097. The next prime is 123196121. The reversal of 123196120 is 21691321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123196121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1539912 + ... + 1539991.

It is an arithmetic number, because the mean of its divisors is an integer number (17324460).

Almost surely, 2^123196120 is an apocalyptic number.

123196120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123196120 is an abundant number, since it is smaller than the sum of its proper divisors (153995240).

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

123196120 is a wasteful number, since it uses less digits than its factorization.

123196120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3079914 (or 3079910 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 123196120 is about 11099.3747571654. The cubic root of 123196120 is about 497.5831632899.

The spelling of 123196120 in words is "one hundred twenty-three million, one hundred ninety-six thousand, one hundred twenty".