130323100073 has 2 divisors, whose sum is σ = 130323100074. Its totient is φ = 130323100072.

The previous prime is 130323100069. The next prime is 130323100081. The reversal of 130323100073 is 370001323031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116278954009 + 14044146064 = 340997^2 + 118508^2 .

It is a cyclic number.

It is not a de Polignac number, because 130323100073 - 2² = 130323100069 is a prime.

It is a super-2 number, since 2×130323100073² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (130323100373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65161550036 + 65161550037.

It is an arithmetic number, because the mean of its divisors is an integer number (65161550037).

Almost surely, 2^130323100073 is an apocalyptic number.

It is an amenable number.

130323100073 is a deficient number, since it is larger than the sum of its proper divisors (1).

130323100073 is an equidigital number, since it uses as much as digits as its factorization.

130323100073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 23.

The spelling of 130323100073 in words is "one hundred thirty billion, three hundred twenty-three million, one hundred thousand, seventy-three".