130438021201 has 2 divisors, whose sum is σ = 130438021202. Its totient is φ = 130438021200.

The previous prime is 130438021121. The next prime is 130438021213. The reversal of 130438021201 is 102120834031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67366721601 + 63071299600 = 259551^2 + 251140^2 .

It is a cyclic number.

It is not a de Polignac number, because 130438021201 - 2¹⁷ = 130437890129 is a prime.

It is not a weakly prime, because it can be changed into another prime (130438021261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65219010600 + 65219010601.

It is an arithmetic number, because the mean of its divisors is an integer number (65219010601).

Almost surely, 2^130438021201 is an apocalyptic number.

It is an amenable number.

130438021201 is a deficient number, since it is larger than the sum of its proper divisors (1).

130438021201 is an equidigital number, since it uses as much as digits as its factorization.

130438021201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 130438021201 its reverse (102120834031), we get a palindrome (232558855232).

The spelling of 130438021201 in words is "one hundred thirty billion, four hundred thirty-eight million, twenty-one thousand, two hundred one".