11222233500 has 96 divisors (see below), whose sum is σ = 32741916480. Its totient is φ = 2986848000.

The previous prime is 11222233433. The next prime is 11222233543. The reversal of 11222233500 is 533222211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 804586 + ... + 818414.

It is an arithmetic number, because the mean of its divisors is an integer number (341061630).

Almost surely, 2^11222233500 is an apocalyptic number.

11222233500 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 11222233500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16370958240).

11222233500 is an abundant number, since it is smaller than the sum of its proper divisors (21519682980).

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

11222233500 is a wasteful number, since it uses less digits than its factorization.

11222233500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14392 (or 14380 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 11222233500 its reverse (533222211), we get a palindrome (11755455711).

The spelling of 11222233500 in words is "eleven billion, two hundred twenty-two million, two hundred thirty-three thousand, five hundred".