1102221021100 has 36 divisors (see below), whose sum is σ = 2391872301000. Its totient is φ = 440878696960.

The previous prime is 1102221021061. The next prime is 1102221021103. The reversal of 1102221021100 is 11201222011.

It is not an unprimeable number, because it can be changed into a prime (1102221021103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5953731 + ... + 6136069.

It is an arithmetic number, because the mean of its divisors is an integer number (66440897250).

Almost surely, 2^{1102221021100} is an apocalyptic number.

1102221021100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102221021100 is an abundant number, since it is smaller than the sum of its proper divisors (1289651279900).

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

1102221021100 is a wasteful number, since it uses less digits than its factorization.

1102221021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242802 (or 242795 counting only the distinct ones).

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

Adding to 1102221021100 its reverse (11201222011), we get a palindrome (1113422243111).

The spelling of 1102221021100 in words is "one trillion, one hundred two billion, two hundred twenty-one million, twenty-one thousand, one hundred".