20020212211073 has 2 divisors, whose sum is σ = 20020212211074. Its totient is φ = 20020212211072.

The previous prime is 20020212211063. The next prime is 20020212211099. The reversal of 20020212211073 is 37011221202002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19359093610609 + 661118600464 = 4399897^2 + 813092^2 .

It is a cyclic number.

It is not a de Polignac number, because 20020212211073 - 2¹⁰ = 20020212210049 is a prime.

It is a super-2 number, since 2×20020212211073² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20020212211063) 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 as a sum of consecutive naturals, namely, 10010106105536 + 10010106105537.

It is an arithmetic number, because the mean of its divisors is an integer number (10010106105537).

Almost surely, 2^{20020212211073} is an apocalyptic number.

It is an amenable number.

20020212211073 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020212211073 is an equidigital number, since it uses as much as digits as its factorization.

20020212211073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 20020212211073 its reverse (37011221202002), we get a palindrome (57031433413075).

The spelling of 20020212211073 in words is "twenty trillion, twenty billion, two hundred twelve million, two hundred eleven thousand, seventy-three".