10212120243133 has 2 divisors, whose sum is σ = 10212120243134. Its totient is φ = 10212120243132.

The previous prime is 10212120243089. The next prime is 10212120243137. The reversal of 10212120243133 is 33134202121201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7709579751769 + 2502540491364 = 2776613^2 + 1581942^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212120243133 - 2³³ = 10203530308541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10212120243098 and 10212120243107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212120243137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106060121566 + 5106060121567.

It is an arithmetic number, because the mean of its divisors is an integer number (5106060121567).

Almost surely, 2^{10212120243133} is an apocalyptic number.

It is an amenable number.

10212120243133 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212120243133 is an equidigital number, since it uses as much as digits as its factorization.

10212120243133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 10212120243133 its reverse (33134202121201), we get a palindrome (43346322364334).

The spelling of 10212120243133 in words is "ten trillion, two hundred twelve billion, one hundred twenty million, two hundred forty-three thousand, one hundred thirty-three".