11021110002 has 48 divisors (see below), whose sum is σ = 27342911232. Its totient is φ = 3142825920.

The previous prime is 11021109989. The next prime is 11021110003. The reversal of 11021110002 is 20001112011.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (11021110003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18298 + ... + 149589.

It is an arithmetic number, because the mean of its divisors is an integer number (569643984).

Almost surely, 2^11021110002 is an apocalyptic number.

11021110002 is an abundant number, since it is smaller than the sum of its proper divisors (16321801230).

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

11021110002 is a wasteful number, since it uses less digits than its factorization.

11021110002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168423 (or 168420 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11021110002 its reverse (20001112011), we get a palindrome (31022222013).

The spelling of 11021110002 in words is "eleven billion, twenty-one million, one hundred ten thousand, two".