20202322413109 has 4 divisors (see below), whose sum is σ = 20203117523820. Its totient is φ = 20201527302400.

The previous prime is 20202322413107. The next prime is 20202322413113. The reversal of 20202322413109 is 90131422320202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12232485265009 + 7969837148100 = 3497497^2 + 2823090^2 .

It is a cyclic number.

It is not a de Polignac number, because 20202322413109 - 2¹ = 20202322413107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202322413103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397517242 + ... + 397568059.

It is an arithmetic number, because the mean of its divisors is an integer number (5050779380955).

Almost surely, 2^{20202322413109} is an apocalyptic number.

It is an amenable number.

20202322413109 is a deficient number, since it is larger than the sum of its proper divisors (795110711).

20202322413109 is an equidigital number, since it uses as much as digits as its factorization.

20202322413109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795110710.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 20202322413109 in words is "twenty trillion, two hundred two billion, three hundred twenty-two million, four hundred thirteen thousand, one hundred nine".