11001122020002 has 64 divisors (see below), whose sum is σ = 23545297987200. Its totient is φ = 3414557776896.

The previous prime is 11001122019991. The next prime is 11001122020027. The reversal of 11001122020002 is 20002022110011.

It is a self number, because there is not a number n which added to its sum of digits gives 11001122020002.

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 31 ways as a sum of consecutive naturals, for example, 7596124 + ... + 8927672.

It is an arithmetic number, because the mean of its divisors is an integer number (367895281050).

Almost surely, 2^{11001122020002} is an apocalyptic number.

11001122020002 is an abundant number, since it is smaller than the sum of its proper divisors (12544175967198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11001122020002 is a wasteful number, since it uses less digits than its factorization.

11001122020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332435.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11001122020002 its reverse (20002022110011), we get a palindrome (31003144130013).

Subtracting 11001122020002 from its reverse (20002022110011), we obtain a palindrome (9000900090009).

The spelling of 11001122020002 in words is "eleven trillion, one billion, one hundred twenty-two million, twenty thousand, two".