1120055221220 has 24 divisors (see below), whose sum is σ = 2533047962424. Its totient is φ = 413558850816.

The previous prime is 1120055221213. The next prime is 1120055221261. The reversal of 1120055221220 is 221225500211.

It can be written as a sum of positive squares in 4 ways, for example, as 64537337764 + 1055517883456 = 254042^2 + 1027384^2 .

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, 2153952089 + ... + 2153952608.

It is an arithmetic number, because the mean of its divisors is an integer number (105543665101).

Almost surely, 2^{1120055221220} is an apocalyptic number.

1120055221220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120055221220 is an abundant number, since it is smaller than the sum of its proper divisors (1412992741204).

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

1120055221220 is a wasteful number, since it uses less digits than its factorization.

1120055221220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4307904719 (or 4307904717 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The spelling of 1120055221220 in words is "one trillion, one hundred twenty billion, fifty-five million, two hundred twenty-one thousand, two hundred twenty".