10212199850077 has 2 divisors, whose sum is σ = 10212199850078. Its totient is φ = 10212199850076.

The previous prime is 10212199849997. The next prime is 10212199850087. The reversal of 10212199850077 is 77005899121201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10047086841796 + 165113008281 = 3169714^2 + 406341^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212199850077 - 2¹⁹ = 10212199325789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212199850087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106099925038 + 5106099925039.

It is an arithmetic number, because the mean of its divisors is an integer number (5106099925039).

Almost surely, 2^{10212199850077} is an apocalyptic number.

It is an amenable number.

10212199850077 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212199850077 is an equidigital number, since it uses as much as digits as its factorization.

10212199850077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 52.

It can be divided in two parts, 10212199 and 850077, that added together give a square (11062276 = 3326²).

The spelling of 10212199850077 in words is "ten trillion, two hundred twelve billion, one hundred ninety-nine million, eight hundred fifty thousand, seventy-seven".