1000223130061 has 2 divisors, whose sum is σ = 1000223130062. Its totient is φ = 1000223130060.

The previous prime is 1000223130047. The next prime is 1000223130119. The reversal of 1000223130061 is 1600313220001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 606459350025 + 393763780036 = 778755^2 + 627506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000223130061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000223130031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500111565030 + 500111565031.

It is an arithmetic number, because the mean of its divisors is an integer number (500111565031).

Almost surely, 2^{1000223130061} is an apocalyptic number.

It is an amenable number.

1000223130061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000223130061 is an equidigital number, since it uses as much as digits as its factorization.

1000223130061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1000223130061 its reverse (1600313220001), we get a palindrome (2600536350062).

The spelling of 1000223130061 in words is "one trillion, two hundred twenty-three million, one hundred thirty thousand, sixty-one".