230331134202137 has 2 divisors, whose sum is σ = 230331134202138. Its totient is φ = 230331134202136.

The previous prime is 230331134202097. The next prime is 230331134202241. The reversal of 230331134202137 is 731202431133032.

230331134202137 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., 228693665909641 + 1637468292496 = 15122621^2 + 1279636^2 .

It is a cyclic number.

It is not a de Polignac number, because 230331134202137 - 2¹² = 230331134198041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230331134202097 and 230331134202106.

It is not a weakly prime, because it can be changed into another prime (230331134252137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115165567101068 + 115165567101069.

It is an arithmetic number, because the mean of its divisors is an integer number (115165567101069).

Almost surely, 2^{230331134202137} is an apocalyptic number.

It is an amenable number.

230331134202137 is a deficient number, since it is larger than the sum of its proper divisors (1).

230331134202137 is an equidigital number, since it uses as much as digits as its factorization.

230331134202137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 35.

Adding to 230331134202137 its reverse (731202431133032), we get a palindrome (961533565335169).

The spelling of 230331134202137 in words is "two hundred thirty trillion, three hundred thirty-one billion, one hundred thirty-four million, two hundred two thousand, one hundred thirty-seven".