11301221969 has 2 divisors, whose sum is σ = 11301221970. Its totient is φ = 11301221968.

The previous prime is 11301221941. The next prime is 11301222029. The reversal of 11301221969 is 96912210311.

It is a happy number.

11301221969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7229250625 + 4071971344 = 85025^2 + 63812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11301221969 is a prime.

It is a super-2 number, since 2×11301221969² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11301221369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5650610984 + 5650610985.

It is an arithmetic number, because the mean of its divisors is an integer number (5650610985).

Almost surely, 2^11301221969 is an apocalyptic number.

It is an amenable number.

11301221969 is a deficient number, since it is larger than the sum of its proper divisors (1).

11301221969 is an equidigital number, since it uses as much as digits as its factorization.

11301221969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 11301221969 in words is "eleven billion, three hundred one million, two hundred twenty-one thousand, nine hundred sixty-nine".