130100221001 has 2 divisors, whose sum is σ = 130100221002. Its totient is φ = 130100221000.

The previous prime is 130100220989. The next prime is 130100221019. The reversal of 130100221001 is 100122001031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129924923401 + 175297600 = 360451^2 + 13240^2 .

It is a cyclic number.

It is not a de Polignac number, because 130100221001 - 2²⁶ = 130033112137 is a prime.

It is not a weakly prime, because it can be changed into another prime (130100221061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65050110500 + 65050110501.

It is an arithmetic number, because the mean of its divisors is an integer number (65050110501).

Almost surely, 2^130100221001 is an apocalyptic number.

It is an amenable number.

130100221001 is a deficient number, since it is larger than the sum of its proper divisors (1).

130100221001 is an equidigital number, since it uses as much as digits as its factorization.

130100221001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 130100221001 its reverse (100122001031), we get a palindrome (230222222032).

The spelling of 130100221001 in words is "one hundred thirty billion, one hundred million, two hundred twenty-one thousand, one".