230021010121289 has 2 divisors, whose sum is σ = 230021010121290. Its totient is φ = 230021010121288.

The previous prime is 230021010121207. The next prime is 230021010121333. The reversal of 230021010121289 is 982121010120032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229967367855625 + 53642265664 = 15164675^2 + 231608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230021010121289 is a prime.

It is not a weakly prime, because it can be changed into another prime (230021010129289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115010505060644 + 115010505060645.

It is an arithmetic number, because the mean of its divisors is an integer number (115010505060645).

Almost surely, 2^{230021010121289} is an apocalyptic number.

It is an amenable number.

230021010121289 is a deficient number, since it is larger than the sum of its proper divisors (1).

230021010121289 is an equidigital number, since it uses as much as digits as its factorization.

230021010121289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 32.

The spelling of 230021010121289 in words is "two hundred thirty trillion, twenty-one billion, ten million, one hundred twenty-one thousand, two hundred eighty-nine".