22220111330100 has 360 divisors, whose sum is σ = 73267110167328. Its totient is φ = 5824222790400.

The previous prime is 22220111330099. The next prime is 22220111330119. The reversal of 22220111330100 is 103311102222.

22220111330100 is a `hidden beast` number, since 2 + 2 + 220 + 1 + 11 + 330 + 100 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 132359215 + ... + 132526985.

Almost surely, 2^{22220111330100} is an apocalyptic number.

22220111330100 is a gapful number since it is divisible by the number (20) 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 22220111330100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36633555083664).

22220111330100 is an abundant number, since it is smaller than the sum of its proper divisors (51046998837228).

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

22220111330100 is a wasteful number, since it uses less digits than its factorization.

22220111330100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168077 (or 168061 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 22220111330100 its reverse (103311102222), we get a palindrome (22323422432322).

The spelling of 22220111330100 in words is "twenty-two trillion, two hundred twenty billion, one hundred eleven million, three hundred thirty thousand, one hundred".