12201780235350 has 48 divisors (see below), whose sum is σ = 32040439401168. Its totient is φ = 3062407587840.

The previous prime is 12201780235349. The next prime is 12201780235433. The reversal of 12201780235350 is 5353208710221.

12201780235350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12201780235299 and 12201780235308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2392503379 + ... + 2392508478.

It is an arithmetic number, because the mean of its divisors is an integer number (667509154191).

Almost surely, 2^{12201780235350} is an apocalyptic number.

12201780235350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12201780235350 is an abundant number, since it is smaller than the sum of its proper divisors (19838659165818).

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

12201780235350 is a wasteful number, since it uses less digits than its factorization.

12201780235350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4785011889 (or 4785011884 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

Adding to 12201780235350 its reverse (5353208710221), we get a palindrome (17554988945571).

The spelling of 12201780235350 in words is "twelve trillion, two hundred one billion, seven hundred eighty million, two hundred thirty-five thousand, three hundred fifty".