123203322120 has 32 divisors (see below), whose sum is σ = 369609966720. Its totient is φ = 32854219200.

The previous prime is 123203322101. The next prime is 123203322161. The reversal of 123203322120 is 21223302321.

It is a happy 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, 513347056 + ... + 513347295.

It is an arithmetic number, because the mean of its divisors is an integer number (11550311460).

Almost surely, 2^123203322120 is an apocalyptic number.

123203322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123203322120 is an abundant number, since it is smaller than the sum of its proper divisors (246406644600).

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

123203322120 is a wasteful number, since it uses less digits than its factorization.

123203322120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026694365 (or 1026694361 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 123203322120 its reverse (21223302321), we get a palindrome (144426624441).

The spelling of 123203322120 in words is "one hundred twenty-three billion, two hundred three million, three hundred twenty-two thousand, one hundred twenty".