203201340111 has 48 divisors (see below), whose sum is σ = 370347344640. Its totient is φ = 104287311360.

The previous prime is 203201340103. The next prime is 203201340131. The reversal of 203201340111 is 111043102302.

203201340111 is a `hidden beast` number, since 2 + 0 + 320 + 1 + 340 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 203201340111 - 2³ = 203201340103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203201340131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1708866 + ... + 1823903.

It is an arithmetic number, because the mean of its divisors is an integer number (7715569680).

Almost surely, 2^203201340111 is an apocalyptic number.

203201340111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

203201340111 is a deficient number, since it is larger than the sum of its proper divisors (167146004529).

203201340111 is a wasteful number, since it uses less digits than its factorization.

203201340111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532876 (or 3532873 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 203201340111 its reverse (111043102302), we get a palindrome (314244442413).

The spelling of 203201340111 in words is "two hundred three billion, two hundred one million, three hundred forty thousand, one hundred eleven".