1120100103220 has 36 divisors (see below), whose sum is σ = 2736244540260. Its totient is φ = 384034320768.

The previous prime is 1120100103197. The next prime is 1120100103251. The reversal of 1120100103220 is 223010010211.

It can be written as a sum of positive squares in 2 ways, for example, as 783936701604 + 336163401616 = 885402^2 + 579796^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1120100103220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 571478665 + ... + 571480624.

It is an arithmetic number, because the mean of its divisors is an integer number (76006792785).

Almost surely, 2^{1120100103220} is an apocalyptic number.

1120100103220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120100103220 is an abundant number, since it is smaller than the sum of its proper divisors (1616144437040).

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

1120100103220 is a wasteful number, since it uses less digits than its factorization.

1120100103220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142959312 (or 1142959303 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1120100103220 its reverse (223010010211), we get a palindrome (1343110113431).

The spelling of 1120100103220 in words is "one trillion, one hundred twenty billion, one hundred million, one hundred three thousand, two hundred twenty".