1102321103220 has 36 divisors (see below), whose sum is σ = 3343707346980. Its totient is φ = 293952294144.

The previous prime is 1102321103209. The next prime is 1102321103231. The reversal of 1102321103220 is 223011232011.

1102321103220 is a `hidden beast` number, since 1 + 1 + 0 + 232 + 110 + 322 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1102321103209) and next prime (1102321103231).

It can be written as a sum of positive squares in 2 ways, for example, as 194047298064 + 908273805156 = 440508^2 + 953034^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1102321103220² (a number of 25 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 1102321103193 and 1102321103202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3062002885 + ... + 3062003244.

Almost surely, 2^{1102321103220} is an apocalyptic number.

1102321103220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102321103220 is an abundant number, since it is smaller than the sum of its proper divisors (2241386243760).

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

1102321103220 is a wasteful number, since it uses less digits than its factorization.

1102321103220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6124006144 (or 6124006139 counting only the distinct ones).

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

Adding to 1102321103220 its reverse (223011232011), we get a palindrome (1325332335231).

The spelling of 1102321103220 in words is "one trillion, one hundred two billion, three hundred twenty-one million, one hundred three thousand, two hundred twenty".