231441500401 has 2 divisors, whose sum is σ = 231441500402. Its totient is φ = 231441500400.

The previous prime is 231441500399. The next prime is 231441500417. The reversal of 231441500401 is 104005144132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184178305600 + 47263194801 = 429160^2 + 217401^2 .

It is a cyclic number.

It is not a de Polignac number, because 231441500401 - 2¹ = 231441500399 is a prime.

Together with 231441500399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (231441500491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115720750200 + 115720750201.

It is an arithmetic number, because the mean of its divisors is an integer number (115720750201).

Almost surely, 2^231441500401 is an apocalyptic number.

It is an amenable number.

231441500401 is a deficient number, since it is larger than the sum of its proper divisors (1).

231441500401 is an equidigital number, since it uses as much as digits as its factorization.

231441500401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 231441500401 its reverse (104005144132), we get a palindrome (335446644533).

The spelling of 231441500401 in words is "two hundred thirty-one billion, four hundred forty-one million, five hundred thousand, four hundred one".