11021122221002 has 16 divisors (see below), whose sum is σ = 16545543682752. Its totient is φ = 5505942558240.

The previous prime is 11021122220981. The next prime is 11021122221047. The reversal of 11021122221002 is 20012222112011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13805627 + ... + 14582097.

It is an arithmetic number, because the mean of its divisors is an integer number (1034096480172).

Almost surely, 2^{11021122221002} is an apocalyptic number.

11021122221002 is a deficient number, since it is larger than the sum of its proper divisors (5524421461750).

11021122221002 is a wasteful number, since it uses less digits than its factorization.

11021122221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782413.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11021122221002 its reverse (20012222112011), we get a palindrome (31033344333013).

The spelling of 11021122221002 in words is "eleven trillion, twenty-one billion, one hundred twenty-two million, two hundred twenty-one thousand, two".