130102001 has 2 divisors, whose sum is σ = 130102002. Its totient is φ = 130102000.

The previous prime is 130101931. The next prime is 130102013. The reversal of 130102001 is 100201031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94090000 + 36012001 = 9700^2 + 6001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130102001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130102001.

It is not a weakly prime, because it can be changed into another prime (130102031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65051000 + 65051001.

It is an arithmetic number, because the mean of its divisors is an integer number (65051001).

Almost surely, 2^130102001 is an apocalyptic number.

It is an amenable number.

130102001 is a deficient number, since it is larger than the sum of its proper divisors (1).

130102001 is an equidigital number, since it uses as much as digits as its factorization.

130102001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 130102001 is about 11406.2264136742. The cubic root of 130102001 is about 506.7121586481.

Adding to 130102001 its reverse (100201031), we get a palindrome (230303032).

The spelling of 130102001 in words is "one hundred thirty million, one hundred two thousand, one".