231304400141 has 2 divisors, whose sum is σ = 231304400142. Its totient is φ = 231304400140.

The previous prime is 231304400137. The next prime is 231304400147. The reversal of 231304400141 is 141004403132.

231304400141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145775058025 + 85529342116 = 381805^2 + 292454^2 .

It is a cyclic number.

It is not a de Polignac number, because 231304400141 - 2² = 231304400137 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231304400147) 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 as a sum of consecutive naturals, namely, 115652200070 + 115652200071.

It is an arithmetic number, because the mean of its divisors is an integer number (115652200071).

Almost surely, 2^231304400141 is an apocalyptic number.

It is an amenable number.

231304400141 is a deficient number, since it is larger than the sum of its proper divisors (1).

231304400141 is an equidigital number, since it uses as much as digits as its factorization.

231304400141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 231304400141 its reverse (141004403132), we get a palindrome (372308803273).

The spelling of 231304400141 in words is "two hundred thirty-one billion, three hundred four million, four hundred thousand, one hundred forty-one".