131102231149 has 2 divisors, whose sum is σ = 131102231150. Its totient is φ = 131102231148.

The previous prime is 131102231111. The next prime is 131102231209. The reversal of 131102231149 is 941132201131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130631644900 + 470586249 = 361430^2 + 21693^2 .

It is an emirp because it is prime and its reverse (941132201131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131102231149 - 2¹¹ = 131102229101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131102234149) 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, 65551115574 + 65551115575.

It is an arithmetic number, because the mean of its divisors is an integer number (65551115575).

Almost surely, 2^131102231149 is an apocalyptic number.

It is an amenable number.

131102231149 is a deficient number, since it is larger than the sum of its proper divisors (1).

131102231149 is an equidigital number, since it uses as much as digits as its factorization.

131102231149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 131102231149 in words is "one hundred thirty-one billion, one hundred two million, two hundred thirty-one thousand, one hundred forty-nine".