10212664433 has 2 divisors, whose sum is σ = 10212664434. Its totient is φ = 10212664432.

The previous prime is 10212664373. The next prime is 10212664453. The reversal of 10212664433 is 33446621201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9122542144 + 1090122289 = 95512^2 + 33017^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212664433 - 2¹⁸ = 10212402289 is a prime.

It is a super-2 number, since 2×10212664433² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10212664433.

It is not a weakly prime, because it can be changed into another prime (10212664453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106332216 + 5106332217.

It is an arithmetic number, because the mean of its divisors is an integer number (5106332217).

Almost surely, 2^10212664433 is an apocalyptic number.

It is an amenable number.

10212664433 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212664433 is an equidigital number, since it uses as much as digits as its factorization.

10212664433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 10212664433 in words is "ten billion, two hundred twelve million, six hundred sixty-four thousand, four hundred thirty-three".