212202102022073 has 2 divisors, whose sum is σ = 212202102022074. Its totient is φ = 212202102022072.

The previous prime is 212202102022067. The next prime is 212202102022111. The reversal of 212202102022073 is 370220201202212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118340630888704 + 93861471133369 = 10878448^2 + 9688213^2 .

It is a cyclic number.

It is not a de Polignac number, because 212202102022073 - 2⁴² = 207804055510969 is a prime.

It is not a weakly prime, because it can be changed into another prime (212202102022873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101051011036 + 106101051011037.

It is an arithmetic number, because the mean of its divisors is an integer number (106101051011037).

Almost surely, 2^{212202102022073} is an apocalyptic number.

It is an amenable number.

212202102022073 is a deficient number, since it is larger than the sum of its proper divisors (1).

212202102022073 is an equidigital number, since it uses as much as digits as its factorization.

212202102022073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 212202102022073 its reverse (370220201202212), we get a palindrome (582422303224285).

The spelling of 212202102022073 in words is "two hundred twelve trillion, two hundred two billion, one hundred two million, twenty-two thousand, seventy-three".