11112021322 has 4 divisors (see below), whose sum is σ = 16668031986. Its totient is φ = 5556010660.

The previous prime is 11112021299. The next prime is 11112021329. The reversal of 11112021322 is 22312021111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22312021111 = 193 ⋅115606327.

It can be written as a sum of positive squares in only one way, i.e., 8537575201 + 2574446121 = 92399^2 + 50739^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11112021296 and 11112021305.

It is not an unprimeable number, because it can be changed into a prime (11112021329) 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, 2778005329 + ... + 2778005332.

Almost surely, 2^11112021322 is an apocalyptic number.

11112021322 is a deficient number, since it is larger than the sum of its proper divisors (5556010664).

11112021322 is an equidigital number, since it uses as much as digits as its factorization.

11112021322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5556010663.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11112021322 its reverse (22312021111), we get a palindrome (33424042433).

The spelling of 11112021322 in words is "eleven billion, one hundred twelve million, twenty-one thousand, three hundred twenty-two".