20020212211273 has 2 divisors, whose sum is σ = 20020212211274. Its totient is φ = 20020212211272.

The previous prime is 20020212211193. The next prime is 20020212211367. The reversal of 20020212211273 is 37211221202002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15820450565049 + 4199761646224 = 3977493^2 + 2049332^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20020212211273 is a prime.

It is not a weakly prime, because it can be changed into another prime (20020212211073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010106105636 + 10010106105637.

It is an arithmetic number, because the mean of its divisors is an integer number (10010106105637).

Almost surely, 2^{20020212211273} is an apocalyptic number.

It is an amenable number.

20020212211273 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020212211273 is an equidigital number, since it uses as much as digits as its factorization.

20020212211273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 20020212211273 its reverse (37211221202002), we get a palindrome (57231433413275).

The spelling of 20020212211273 in words is "twenty trillion, twenty billion, two hundred twelve million, two hundred eleven thousand, two hundred seventy-three".