230311003133 has 2 divisors, whose sum is σ = 230311003134. Its totient is φ = 230311003132.

The previous prime is 230311003121. The next prime is 230311003201. The reversal of 230311003133 is 331300113032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193211235364 + 37099767769 = 439558^2 + 192613^2 .

It is a cyclic number.

It is not a de Polignac number, because 230311003133 - 2³² = 226016035837 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230311003103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115155501566 + 115155501567.

It is an arithmetic number, because the mean of its divisors is an integer number (115155501567).

Almost surely, 2^230311003133 is an apocalyptic number.

It is an amenable number.

230311003133 is a deficient number, since it is larger than the sum of its proper divisors (1).

230311003133 is an equidigital number, since it uses as much as digits as its factorization.

230311003133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 230311003133 its reverse (331300113032), we get a palindrome (561611116165).

The spelling of 230311003133 in words is "two hundred thirty billion, three hundred eleven million, three thousand, one hundred thirty-three".