11023122989 has 2 divisors, whose sum is σ = 11023122990. Its totient is φ = 11023122988.

The previous prime is 11023122967. The next prime is 11023123043. The reversal of 11023122989 is 98922132011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7541532964 + 3481590025 = 86842^2 + 59005^2 .

It is a cyclic number.

It is not a de Polignac number, because 11023122989 - 2²⁴ = 11006345773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11023122889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511561494 + 5511561495.

It is an arithmetic number, because the mean of its divisors is an integer number (5511561495).

Almost surely, 2^11023122989 is an apocalyptic number.

It is an amenable number.

11023122989 is a deficient number, since it is larger than the sum of its proper divisors (1).

11023122989 is an equidigital number, since it uses as much as digits as its factorization.

11023122989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 38.

The spelling of 11023122989 in words is "eleven billion, twenty-three million, one hundred twenty-two thousand, nine hundred eighty-nine".