11021022001012 has 24 divisors (see below), whose sum is σ = 19613889076320. Its totient is φ = 5417055654240.

The previous prime is 11021022000997. The next prime is 11021022001037. The reversal of 11021022001012 is 21010022012011.

It is a junction number, because it is equal to n+sod(n) for n = 11021022000983 and 11021022001001.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 30379558 + ... + 30740194.

It is an arithmetic number, because the mean of its divisors is an integer number (817245378180).

Almost surely, 2^{11021022001012} is an apocalyptic number.

It is an amenable number.

11021022001012 is a deficient number, since it is larger than the sum of its proper divisors (8592867075308).

11021022001012 is a wasteful number, since it uses less digits than its factorization.

11021022001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490191 (or 490189 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11021022001012 its reverse (21010022012011), we get a palindrome (32031044013023).

The spelling of 11021022001012 in words is "eleven trillion, twenty-one billion, twenty-two million, one thousand, twelve".