210232231220129 has 2 divisors, whose sum is σ = 210232231220130. Its totient is φ = 210232231220128.

The previous prime is 210232231220101. The next prime is 210232231220147. The reversal of 210232231220129 is 921022132232012.

It is a happy number.

210232231220129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152384828580625 + 57847402639504 = 12344425^2 + 7605748^2 .

It is a cyclic number.

It is not a de Polignac number, because 210232231220129 - 2¹⁶ = 210232231154593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210232231220095 and 210232231220104.

It is not a weakly prime, because it can be changed into another prime (210232231222129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105116115610064 + 105116115610065.

It is an arithmetic number, because the mean of its divisors is an integer number (105116115610065).

Almost surely, 2^{210232231220129} is an apocalyptic number.

It is an amenable number.

210232231220129 is a deficient number, since it is larger than the sum of its proper divisors (1).

210232231220129 is an equidigital number, since it uses as much as digits as its factorization.

210232231220129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 210232231220129 in words is "two hundred ten trillion, two hundred thirty-two billion, two hundred thirty-one million, two hundred twenty thousand, one hundred twenty-nine".