2023120130209 has 2 divisors, whose sum is σ = 2023120130210. Its totient is φ = 2023120130208.

The previous prime is 2023120130201. The next prime is 2023120130221. The reversal of 2023120130209 is 9020310213202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1755466003600 + 267654126609 = 1324940^2 + 517353^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023120130209 - 2³ = 2023120130201 is a prime.

It is a super-2 number, since 2×2023120130209² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2023120130201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011560065104 + 1011560065105.

It is an arithmetic number, because the mean of its divisors is an integer number (1011560065105).

Almost surely, 2^{2023120130209} is an apocalyptic number.

It is an amenable number.

2023120130209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023120130209 is an equidigital number, since it uses as much as digits as its factorization.

2023120130209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 2023120130209 in words is "two trillion, twenty-three billion, one hundred twenty million, one hundred thirty thousand, two hundred nine".