2203243304540 has 12 divisors (see below), whose sum is σ = 4626810939576. Its totient is φ = 881297321808.

The previous prime is 2203243304459. The next prime is 2203243304551. The reversal of 2203243304540 is 454033423022.

It is a super-2 number, since 2×2203243304540² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2203243304497 and 2203243304506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55081082594 + ... + 55081082633.

It is an arithmetic number, because the mean of its divisors is an integer number (385567578298).

Almost surely, 2^{2203243304540} is an apocalyptic number.

2203243304540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2203243304540 is an abundant number, since it is smaller than the sum of its proper divisors (2423567635036).

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

2203243304540 is a wasteful number, since it uses less digits than its factorization.

2203243304540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110162165236 (or 110162165234 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 2203243304540 its reverse (454033423022), we get a palindrome (2657276727562).

The spelling of 2203243304540 in words is "two trillion, two hundred three billion, two hundred forty-three million, three hundred four thousand, five hundred forty".