130021201243 has 2 divisors, whose sum is σ = 130021201244. Its totient is φ = 130021201242.

The previous prime is 130021201199. The next prime is 130021201259. The reversal of 130021201243 is 342102120031.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 130021201243 - 2⁹ = 130021200731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130021201243.

It is not a weakly prime, because it can be changed into another prime (130021241243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65010600621 + 65010600622.

It is an arithmetic number, because the mean of its divisors is an integer number (65010600622).

Almost surely, 2^130021201243 is an apocalyptic number.

130021201243 is a deficient number, since it is larger than the sum of its proper divisors (1).

130021201243 is an equidigital number, since it uses as much as digits as its factorization.

130021201243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 130021201243 its reverse (342102120031), we get a palindrome (472123321274).

The spelling of 130021201243 in words is "one hundred thirty billion, twenty-one million, two hundred one thousand, two hundred forty-three".