130013233261 has 2 divisors, whose sum is σ = 130013233262. Its totient is φ = 130013233260.

The previous prime is 130013233243. The next prime is 130013233351. The reversal of 130013233261 is 162332310031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67668137161 + 62345096100 = 260131^2 + 249690^2 .

It is a cyclic number.

It is not a de Polignac number, because 130013233261 - 2²⁷ = 129879015533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130013273261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65006616630 + 65006616631.

It is an arithmetic number, because the mean of its divisors is an integer number (65006616631).

Almost surely, 2^130013233261 is an apocalyptic number.

It is an amenable number.

130013233261 is a deficient number, since it is larger than the sum of its proper divisors (1).

130013233261 is an equidigital number, since it uses as much as digits as its factorization.

130013233261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 130013233261 its reverse (162332310031), we get a palindrome (292345543292).

The spelling of 130013233261 in words is "one hundred thirty billion, thirteen million, two hundred thirty-three thousand, two hundred sixty-one".