1102220000 has 120 divisors (see below), whose sum is σ = 3099395376. Its totient is φ = 377856000.

The previous prime is 1102219991. The next prime is 1102220003. The reversal of 1102220000 is 222011.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1102220000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102220003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 136064 + ... + 143936.

Almost surely, 2^1102220000 is an apocalyptic number.

1102220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1549697688).

1102220000 is an abundant number, since it is smaller than the sum of its proper divisors (1997175376).

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

1102220000 is an frugal number, since it uses more digits than its factorization.

1102220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7910 (or 7887 counting only the distinct ones).

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

The square root of 1102220000 is about 33199.6987938144. The cubic root of 1102220000 is about 1032.9740917955.

Adding to 1102220000 its reverse (222011), we get a palindrome (1102442011).

The spelling of 1102220000 in words is "one billion, one hundred two million, two hundred twenty thousand".