2203120323306 has 192 divisors, whose sum is σ = 5708912541696. Its totient is φ = 600812640000.

The previous prime is 2203120323269. The next prime is 2203120323317. The reversal of 2203120323306 is 6033230213022.

2203120323306 = T₁₄₂₃₈₈ + T₁₄₂₃₈₉ + ... + T₁₄₂₆₀₄.

2203120323306 is a `hidden beast` number, since 2 + 2 + 0 + 31 + 2 + 0 + 323 + 306 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2203120323306.

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 95 ways as a sum of consecutive naturals, for example, 100970910 + ... + 100992726.

It is an arithmetic number, because the mean of its divisors is an integer number (29733919488).

Almost surely, 2^{2203120323306} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2203120323306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2854456270848).

2203120323306 is an abundant number, since it is smaller than the sum of its proper divisors (3505792218390).

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

2203120323306 is a wasteful number, since it uses less digits than its factorization.

2203120323306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22217 (or 22214 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 2203120323306 its reverse (6033230213022), we get a palindrome (8236350536328).

The spelling of 2203120323306 in words is "two trillion, two hundred three billion, one hundred twenty million, three hundred twenty-three thousand, three hundred six".