212012020373 has 2 divisors, whose sum is σ = 212012020374. Its totient is φ = 212012020372.

The previous prime is 212012020313. The next prime is 212012020393. The reversal of 212012020373 is 373020210212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201333484804 + 10678535569 = 448702^2 + 103337^2 .

It is a cyclic number.

It is not a de Polignac number, because 212012020373 - 2¹⁴ = 212012003989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212012020313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006010186 + 106006010187.

It is an arithmetic number, because the mean of its divisors is an integer number (106006010187).

Almost surely, 2^212012020373 is an apocalyptic number.

It is an amenable number.

212012020373 is a deficient number, since it is larger than the sum of its proper divisors (1).

212012020373 is an equidigital number, since it uses as much as digits as its factorization.

212012020373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 212012020373 its reverse (373020210212), we get a palindrome (585032230585).

The spelling of 212012020373 in words is "two hundred twelve billion, twelve million, twenty thousand, three hundred seventy-three".