11322321979 has 2 divisors, whose sum is σ = 11322321980. Its totient is φ = 11322321978.

The previous prime is 11322321953. The next prime is 11322322019. The reversal of 11322321979 is 97912322311.

It is an a-pointer prime, because the next prime (11322322019) can be obtained adding 11322321979 to its sum of digits (40).

It is a weak prime.

It is an emirp because it is prime and its reverse (97912322311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11322321979 - 2¹³ = 11322313787 is a prime.

It is a super-2 number, since 2×11322321979² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11322321679) 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, 5661160989 + 5661160990.

It is an arithmetic number, because the mean of its divisors is an integer number (5661160990).

Almost surely, 2^11322321979 is an apocalyptic number.

11322321979 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322321979 is an equidigital number, since it uses as much as digits as its factorization.

11322321979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 40.

The spelling of 11322321979 in words is "eleven billion, three hundred twenty-two million, three hundred twenty-one thousand, nine hundred seventy-nine".