130020320051 has 2 divisors, whose sum is σ = 130020320052. Its totient is φ = 130020320050.

The previous prime is 130020320033. The next prime is 130020320107. The reversal of 130020320051 is 150023020031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130020320051 - 2²² = 130016125747 is a prime.

It is not a weakly prime, because it can be changed into another prime (130020320021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65010160025 + 65010160026.

It is an arithmetic number, because the mean of its divisors is an integer number (65010160026).

Almost surely, 2^130020320051 is an apocalyptic number.

130020320051 is a deficient number, since it is larger than the sum of its proper divisors (1).

130020320051 is an equidigital number, since it uses as much as digits as its factorization.

130020320051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

Adding to 130020320051 its reverse (150023020031), we get a palindrome (280043340082).

The spelling of 130020320051 in words is "one hundred thirty billion, twenty million, three hundred twenty thousand, fifty-one".