11322100961 has 2 divisors, whose sum is σ = 11322100962. Its totient is φ = 11322100960.

The previous prime is 11322100943. The next prime is 11322100987. The reversal of 11322100961 is 16900122311.

It is an a-pointer prime, because the next prime (11322100987) can be obtained adding 11322100961 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7485537361 + 3836563600 = 86519^2 + 61940^2 .

It is an emirp because it is prime and its reverse (16900122311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11322100961 - 2⁶ = 11322100897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11322100961.

It is not a weakly prime, because it can be changed into another prime (11322100901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661050480 + 5661050481.

It is an arithmetic number, because the mean of its divisors is an integer number (5661050481).

Almost surely, 2^11322100961 is an apocalyptic number.

It is an amenable number.

11322100961 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322100961 is an equidigital number, since it uses as much as digits as its factorization.

11322100961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 11322100961 in words is "eleven billion, three hundred twenty-two million, one hundred thousand, nine hundred sixty-one".