11020002100002 has 80 divisors (see below), whose sum is σ = 28259786269440. Its totient is φ = 3144192697152.

The previous prime is 11020002099959. The next prime is 11020002100057. The reversal of 11020002100002 is 20000120002011.

It is a Harshad number since it is a multiple of its sum of digits (9).

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 39 ways as a sum of consecutive naturals, for example, 5942523 + ... + 7573214.

It is an arithmetic number, because the mean of its divisors is an integer number (353247328368).

Almost surely, 2^{11020002100002} is an apocalyptic number.

11020002100002 is an abundant number, since it is smaller than the sum of its proper divisors (17239784169438).

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

11020002100002 is a wasteful number, since it uses less digits than its factorization.

11020002100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13516477 (or 13516468 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11020002100002 its reverse (20000120002011), we get a palindrome (31020122102013).

The spelling of 11020002100002 in words is "eleven trillion, twenty billion, two million, one hundred thousand, two".