20202344233109 has 2 divisors, whose sum is σ = 20202344233110. Its totient is φ = 20202344233108.

The previous prime is 20202344233073. The next prime is 20202344233117. The reversal of 20202344233109 is 90133244320202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12561282756100 + 7641061477009 = 3544190^2 + 2764247^2 .

It is a cyclic number.

It is not a de Polignac number, because 20202344233109 - 2¹² = 20202344229013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20202344233199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101172116554 + 10101172116555.

It is an arithmetic number, because the mean of its divisors is an integer number (10101172116555).

Almost surely, 2^{20202344233109} is an apocalyptic number.

It is an amenable number.

20202344233109 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202344233109 is an equidigital number, since it uses as much as digits as its factorization.

20202344233109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 20202344233109 in words is "twenty trillion, two hundred two billion, three hundred forty-four million, two hundred thirty-three thousand, one hundred nine".