11010142310261 has 2 divisors, whose sum is σ = 11010142310262. Its totient is φ = 11010142310260.

The previous prime is 11010142310249. The next prime is 11010142310263. The reversal of 11010142310261 is 16201324101011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9837751437361 + 1172390872900 = 3136519^2 + 1082770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11010142310261 is a prime.

Together with 11010142310263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11010142310263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505071155130 + 5505071155131.

It is an arithmetic number, because the mean of its divisors is an integer number (5505071155131).

Almost surely, 2^{11010142310261} is an apocalyptic number.

It is an amenable number.

11010142310261 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010142310261 is an equidigital number, since it uses as much as digits as its factorization.

11010142310261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 11010142310261 its reverse (16201324101011), we get a palindrome (27211466411272).

The spelling of 11010142310261 in words is "eleven trillion, ten billion, one hundred forty-two million, three hundred ten thousand, two hundred sixty-one".