203342240311011 has 20 divisors (see below), whose sum is σ = 303762252623544. Its totient is φ = 135559667728800.

The previous prime is 203342240310931. The next prime is 203342240311069. The reversal of 203342240311011 is 110113042243302.

203342240311011 is a `hidden beast` number, since 2 + 0 + 3 + 342 + 2 + 4 + 0 + 311 + 0 + 1 + 1 = 666.

It is not a de Polignac number, because 203342240311011 - 2¹⁰ = 203342240309987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (203342240311411) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10841170 + ... + 22895751.

Almost surely, 2^{203342240311011} is an apocalyptic number.

203342240311011 is a deficient number, since it is larger than the sum of its proper divisors (100420012312533).

203342240311011 is an equidigital number, since it uses as much as digits as its factorization.

203342240311011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33811344 (or 33811335 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 203342240311011 its reverse (110113042243302), we get a palindrome (313455282554313).

The spelling of 203342240311011 in words is "two hundred three trillion, three hundred forty-two billion, two hundred forty million, three hundred eleven thousand, eleven".