2003023221109 has 2 divisors, whose sum is σ = 2003023221110. Its totient is φ = 2003023221108.

The previous prime is 2003023221037. The next prime is 2003023221131. The reversal of 2003023221109 is 9011223203002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1363647069009 + 639376152100 = 1167753^2 + 799610^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003023221109 - 2⁷ = 2003023220981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2003023221809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001511610554 + 1001511610555.

It is an arithmetic number, because the mean of its divisors is an integer number (1001511610555).

Almost surely, 2^{2003023221109} is an apocalyptic number.

It is an amenable number.

2003023221109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003023221109 is an equidigital number, since it uses as much as digits as its factorization.

2003023221109 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 2003023221109 in words is "two trillion, three billion, twenty-three million, two hundred twenty-one thousand, one hundred nine".