1210010200249 has 2 divisors, whose sum is σ = 1210010200250. Its totient is φ = 1210010200248.

The previous prime is 1210010200247. The next prime is 1210010200253. The reversal of 1210010200249 is 9420020100121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 944867593849 + 265142606400 = 972043^2 + 514920^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210010200249 - 2¹ = 1210010200247 is a prime.

Together with 1210010200247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1210010200247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605005100124 + 605005100125.

It is an arithmetic number, because the mean of its divisors is an integer number (605005100125).

Almost surely, 2^{1210010200249} is an apocalyptic number.

It is an amenable number.

1210010200249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210010200249 is an equidigital number, since it uses as much as digits as its factorization.

1210010200249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 1210010200249 in words is "one trillion, two hundred ten billion, ten million, two hundred thousand, two hundred forty-nine".