11012221102 has 16 divisors (see below), whose sum is σ = 16558071120. Its totient is φ = 5492881152.

The previous prime is 11012221067. The next prime is 11012221111. The reversal of 11012221102 is 20112221011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1642974 + ... + 1649662.

It is an arithmetic number, because the mean of its divisors is an integer number (1034879445).

Almost surely, 2^11012221102 is an apocalyptic number.

11012221102 is a deficient number, since it is larger than the sum of its proper divisors (5545850018).

11012221102 is a wasteful number, since it uses less digits than its factorization.

11012221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8547.

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

Adding to 11012221102 its reverse (20112221011), we get a palindrome (31124442113).

Subtracting 11012221102 from its reverse (20112221011), we obtain a palindrome (9099999909).

The spelling of 11012221102 in words is "eleven billion, twelve million, two hundred twenty-one thousand, one hundred two".