2023221031109 has 2 divisors, whose sum is σ = 2023221031110. Its totient is φ = 2023221031108.

The previous prime is 2023221031057. The next prime is 2023221031129. The reversal of 2023221031109 is 9011301223202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2009243880484 + 13977150625 = 1417478^2 + 118225^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023221031109 - 2¹⁶ = 2023220965573 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2023221031129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011610515554 + 1011610515555.

It is an arithmetic number, because the mean of its divisors is an integer number (1011610515555).

Almost surely, 2^{2023221031109} is an apocalyptic number.

It is an amenable number.

2023221031109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023221031109 is an equidigital number, since it uses as much as digits as its factorization.

2023221031109 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 26.

The spelling of 2023221031109 in words is "two trillion, twenty-three billion, two hundred twenty-one million, thirty-one thousand, one hundred nine".