130030213031221 has 2 divisors, whose sum is σ = 130030213031222. Its totient is φ = 130030213031220.

The previous prime is 130030213031183. The next prime is 130030213031263. The reversal of 130030213031221 is 122130312030031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128484741382321 + 1545471648900 = 11335111^2 + 1243170^2 .

It is a cyclic number.

It is not a de Polignac number, because 130030213031221 - 2²¹ = 130030210934069 is a prime.

It is a super-2 number, since 2×130030213031221² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 130030213031192 and 130030213031201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130030213031021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65015106515610 + 65015106515611.

It is an arithmetic number, because the mean of its divisors is an integer number (65015106515611).

Almost surely, 2^{130030213031221} is an apocalyptic number.

It is an amenable number.

130030213031221 is a deficient number, since it is larger than the sum of its proper divisors (1).

130030213031221 is an equidigital number, since it uses as much as digits as its factorization.

130030213031221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 130030213031221 its reverse (122130312030031), we get a palindrome (252160525061252).

The spelling of 130030213031221 in words is "one hundred thirty trillion, thirty billion, two hundred thirteen million, thirty-one thousand, two hundred twenty-one".