231432203201 has 2 divisors, whose sum is σ = 231432203202. Its totient is φ = 231432203200.

The previous prime is 231432203143. The next prime is 231432203213. The reversal of 231432203201 is 102302234132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222354687025 + 9077516176 = 471545^2 + 95276^2 .

It is a cyclic number.

It is not a de Polignac number, because 231432203201 - 2²² = 231428008897 is a prime.

It is not a weakly prime, because it can be changed into another prime (231432203231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115716101600 + 115716101601.

It is an arithmetic number, because the mean of its divisors is an integer number (115716101601).

Almost surely, 2^231432203201 is an apocalyptic number.

It is an amenable number.

231432203201 is a deficient number, since it is larger than the sum of its proper divisors (1).

231432203201 is an equidigital number, since it uses as much as digits as its factorization.

231432203201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 231432203201 its reverse (102302234132), we get a palindrome (333734437333).

The spelling of 231432203201 in words is "two hundred thirty-one billion, four hundred thirty-two million, two hundred three thousand, two hundred one".