11012221022 has 8 divisors (see below), whose sum is σ = 18019998072. Its totient is φ = 5005555000.

The previous prime is 11012220959. The next prime is 11012221027. The reversal of 11012221022 is 22012221011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11012220988 and 11012221006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012221027) 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 in 3 ways as a sum of consecutive naturals, for example, 250277729 + ... + 250277772.

It is an arithmetic number, because the mean of its divisors is an integer number (2252499759).

Almost surely, 2^11012221022 is an apocalyptic number.

11012221022 is a deficient number, since it is larger than the sum of its proper divisors (7007777050).

11012221022 is a wasteful number, since it uses less digits than its factorization.

11012221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500555514.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11012221022 its reverse (22012221011), we get a palindrome (33024442033).

The spelling of 11012221022 in words is "eleven billion, twelve million, two hundred twenty-one thousand, twenty-two".