20132020870069 has 2 divisors, whose sum is σ = 20132020870070. Its totient is φ = 20132020870068.

The previous prime is 20132020870063. The next prime is 20132020870133. The reversal of 20132020870069 is 96007802023102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19992854567569 + 139166302500 = 4471337^2 + 373050^2 .

It is a cyclic number.

It is not a de Polignac number, because 20132020870069 - 2⁷ = 20132020869941 is a prime.

It is a super-2 number, since 2×20132020870069² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132020870063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066010435034 + 10066010435035.

It is an arithmetic number, because the mean of its divisors is an integer number (10066010435035).

Almost surely, 2^{20132020870069} is an apocalyptic number.

It is an amenable number.

20132020870069 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132020870069 is an equidigital number, since it uses as much as digits as its factorization.

20132020870069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 20132020870069 in words is "twenty trillion, one hundred thirty-two billion, twenty million, eight hundred seventy thousand, sixty-nine".