10213440049 has 2 divisors, whose sum is σ = 10213440050. Its totient is φ = 10213440048.

The previous prime is 10213440031. The next prime is 10213440073. The reversal of 10213440049 is 94004431201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8054165025 + 2159275024 = 89745^2 + 46468^2 .

It is a cyclic number.

It is not a de Polignac number, because 10213440049 - 2¹³ = 10213431857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10213439999 and 10213440026.

It is not a weakly prime, because it can be changed into another prime (10213440449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106720024 + 5106720025.

It is an arithmetic number, because the mean of its divisors is an integer number (5106720025).

Almost surely, 2^10213440049 is an apocalyptic number.

It is an amenable number.

10213440049 is a deficient number, since it is larger than the sum of its proper divisors (1).

10213440049 is an equidigital number, since it uses as much as digits as its factorization.

10213440049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 10213440049 in words is "ten billion, two hundred thirteen million, four hundred forty thousand, forty-nine".