11202310261 has 2 divisors, whose sum is σ = 11202310262. Its totient is φ = 11202310260.

The previous prime is 11202310201. The next prime is 11202310271. The reversal of 11202310261 is 16201320211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5945335236 + 5256975025 = 77106^2 + 72505^2 .

It is a cyclic number.

It is not a de Polignac number, because 11202310261 - 2¹¹ = 11202308213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202310201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601155130 + 5601155131.

It is an arithmetic number, because the mean of its divisors is an integer number (5601155131).

Almost surely, 2^11202310261 is an apocalyptic number.

It is an amenable number.

11202310261 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202310261 is an equidigital number, since it uses as much as digits as its factorization.

11202310261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11202310261 its reverse (16201320211), we get a palindrome (27403630472).

The spelling of 11202310261 in words is "eleven billion, two hundred two million, three hundred ten thousand, two hundred sixty-one".