2203123220320 has 72 divisors (see below), whose sum is σ = 5721064966512. Its totient is φ = 801135709440.

The previous prime is 2203123220297. The next prime is 2203123220327. The reversal of 2203123220320 is 230223213022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 2203123220291 and 2203123220300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203123220327) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 56879484 + ... + 56918203.

It is an arithmetic number, because the mean of its divisors is an integer number (79459235646).

Almost surely, 2^{2203123220320} is an apocalyptic number.

2203123220320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2203123220320 is an abundant number, since it is smaller than the sum of its proper divisors (3517941746192).

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

2203123220320 is a wasteful number, since it uses less digits than its factorization.

2203123220320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113797724 (or 113797705 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 2203123220320 its reverse (230223213022), we get a palindrome (2433346433342).

The spelling of 2203123220320 in words is "two trillion, two hundred three billion, one hundred twenty-three million, two hundred twenty thousand, three hundred twenty".