1230003302261 has 2 divisors, whose sum is σ = 1230003302262. Its totient is φ = 1230003302260.

The previous prime is 1230003302107. The next prime is 1230003302267. The reversal of 1230003302261 is 1622033000321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1229645903236 + 357399025 = 1108894^2 + 18905^2 .

It is a cyclic number.

It is not a de Polignac number, because 1230003302261 - 2¹⁴ = 1230003285877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1230003302267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615001651130 + 615001651131.

It is an arithmetic number, because the mean of its divisors is an integer number (615001651131).

Almost surely, 2^{1230003302261} is an apocalyptic number.

It is an amenable number.

1230003302261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230003302261 is an equidigital number, since it uses as much as digits as its factorization.

1230003302261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1230003302261 its reverse (1622033000321), we get a palindrome (2852036302582).

The spelling of 1230003302261 in words is "one trillion, two hundred thirty billion, three million, three hundred two thousand, two hundred sixty-one".