1000300022257 has 2 divisors, whose sum is σ = 1000300022258. Its totient is φ = 1000300022256.

The previous prime is 1000300022233. The next prime is 1000300022327. The reversal of 1000300022257 is 7522200030001.

1000300022257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 678384496881 + 321915525376 = 823641^2 + 567376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000300022257 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000300022207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500150011128 + 500150011129.

It is an arithmetic number, because the mean of its divisors is an integer number (500150011129).

Almost surely, 2^{1000300022257} is an apocalyptic number.

It is an amenable number.

1000300022257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000300022257 is an equidigital number, since it uses as much as digits as its factorization.

1000300022257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

Adding to 1000300022257 its reverse (7522200030001), we get a palindrome (8522500052258).

The spelling of 1000300022257 in words is "one trillion, three hundred million, twenty-two thousand, two hundred fifty-seven".