212303120473 has 2 divisors, whose sum is σ = 212303120474. Its totient is φ = 212303120472.

The previous prime is 212303120459. The next prime is 212303120479. The reversal of 212303120473 is 374021303212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124671135744 + 87631984729 = 353088^2 + 296027^2 .

It is a cyclic number.

It is not a de Polignac number, because 212303120473 - 2¹⁷ = 212302989401 is a prime.

It is a super-2 number, since 2×212303120473² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212303120479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106151560236 + 106151560237.

It is an arithmetic number, because the mean of its divisors is an integer number (106151560237).

Almost surely, 2^212303120473 is an apocalyptic number.

It is an amenable number.

212303120473 is a deficient number, since it is larger than the sum of its proper divisors (1).

212303120473 is an equidigital number, since it uses as much as digits as its factorization.

212303120473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 212303120473 its reverse (374021303212), we get a palindrome (586324423685).

The spelling of 212303120473 in words is "two hundred twelve billion, three hundred three million, one hundred twenty thousand, four hundred seventy-three".