1103223333220 has 24 divisors (see below), whose sum is σ = 2333679728184. Its totient is φ = 438068242176.

The previous prime is 1103223333181. The next prime is 1103223333253. The reversal of 1103223333220 is 223333223011.

It can be written as a sum of positive squares in 4 ways, for example, as 347672971044 + 755550362176 = 589638^2 + 869224^2 .

It is a super-2 number, since 2×1103223333220² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201315387 + ... + 201320866.

It is an arithmetic number, because the mean of its divisors is an integer number (97236655341).

Almost surely, 2^{1103223333220} is an apocalyptic number.

1103223333220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103223333220 is an abundant number, since it is smaller than the sum of its proper divisors (1230456394964).

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

1103223333220 is a wasteful number, since it uses less digits than its factorization.

1103223333220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402636399 (or 402636397 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 1103223333220 its reverse (223333223011), we get a palindrome (1326556556231).

The spelling of 1103223333220 in words is "one trillion, one hundred three billion, two hundred twenty-three million, three hundred thirty-three thousand, two hundred twenty".