231241203202 has 16 divisors (see below), whose sum is σ = 351297682560. Its totient is φ = 114142352688.

The previous prime is 231241203173. The next prime is 231241203209. The reversal of 231241203202 is 202302142132.

231241203202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (231241203209) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1192333 + ... + 1372639.

It is an arithmetic number, because the mean of its divisors is an integer number (21956105160).

Almost surely, 2^231241203202 is an apocalyptic number.

231241203202 is a deficient number, since it is larger than the sum of its proper divisors (120056479358).

231241203202 is a wasteful number, since it uses less digits than its factorization.

231241203202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188505.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 231241203202 its reverse (202302142132), we get a palindrome (433543345334).

The spelling of 231241203202 in words is "two hundred thirty-one billion, two hundred forty-one million, two hundred three thousand, two hundred two".