2020012002164 has 12 divisors (see below), whose sum is σ = 3806945696484. Its totient is φ = 932313231744.

The previous prime is 2020012002163. The next prime is 2020012002167. The reversal of 2020012002164 is 4612002100202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 292648540900 + 1727363461264 = 540970^2 + 1314292^2 .

It is a super-2 number, since 2×2020012002164² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020012002163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19423192277 + ... + 19423192380.

It is an arithmetic number, because the mean of its divisors is an integer number (317245474707).

Almost surely, 2^{2020012002164} is an apocalyptic number.

It is an amenable number.

2020012002164 is a deficient number, since it is larger than the sum of its proper divisors (1786933694320).

2020012002164 is a wasteful number, since it uses less digits than its factorization.

2020012002164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38846384674 (or 38846384672 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2020012002164 its reverse (4612002100202), we get a palindrome (6632014102366).

The spelling of 2020012002164 in words is "two trillion, twenty billion, twelve million, two thousand, one hundred sixty-four".