130202002331221 has 2 divisors, whose sum is σ = 130202002331222. Its totient is φ = 130202002331220.

The previous prime is 130202002331201. The next prime is 130202002331227. The reversal of 130202002331221 is 122133200202031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126803049190596 + 3398953140625 = 11260686^2 + 1843625^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130202002331221 is a prime.

It is a super-2 number, since 2×130202002331221² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 130202002331192 and 130202002331201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130202002331227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65101001165610 + 65101001165611.

It is an arithmetic number, because the mean of its divisors is an integer number (65101001165611).

Almost surely, 2^{130202002331221} is an apocalyptic number.

It is an amenable number.

130202002331221 is a deficient number, since it is larger than the sum of its proper divisors (1).

130202002331221 is an equidigital number, since it uses as much as digits as its factorization.

130202002331221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 130202002331221 its reverse (122133200202031), we get a palindrome (252335202533252).

The spelling of 130202002331221 in words is "one hundred thirty trillion, two hundred two billion, two million, three hundred thirty-one thousand, two hundred twenty-one".