1110120222020 has 12 divisors (see below), whose sum is σ = 2331252466284. Its totient is φ = 444048088800.

The previous prime is 1110120221989. The next prime is 1110120222023. The reversal of 1110120222020 is 202220210111.

It can be written as a sum of positive squares in 2 ways, for example, as 173835628096 + 936284593924 = 416936^2 + 967618^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1110120221986 and 1110120222004.

It is not an unprimeable number, because it can be changed into a prime (1110120222023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27753005531 + ... + 27753005570.

It is an arithmetic number, because the mean of its divisors is an integer number (194271038857).

Almost surely, 2^{1110120222020} is an apocalyptic number.

1110120222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110120222020 is an abundant number, since it is smaller than the sum of its proper divisors (1221132244264).

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

1110120222020 is a wasteful number, since it uses less digits than its factorization.

1110120222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55506011110 (or 55506011108 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1110120222020 its reverse (202220210111), we get a palindrome (1312340432131).

The spelling of 1110120222020 in words is "one trillion, one hundred ten billion, one hundred twenty million, two hundred twenty-two thousand, twenty".