1101112033220 has 24 divisors (see below), whose sum is σ = 2355964239384. Its totient is φ = 432134533376.

The previous prime is 1101112033211. The next prime is 1101112033249. The reversal of 1101112033220 is 223302111011.

It can be written as a sum of positive squares in 4 ways, for example, as 45742087876 + 1055369945344 = 213874^2 + 1027312^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519391409 + ... + 519393528.

It is an arithmetic number, because the mean of its divisors is an integer number (98165176641).

Almost surely, 2^{1101112033220} is an apocalyptic number.

1101112033220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101112033220 is an abundant number, since it is smaller than the sum of its proper divisors (1254852206164).

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

1101112033220 is a wasteful number, since it uses less digits than its factorization.

1101112033220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038784999 (or 1038784997 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1101112033220 its reverse (223302111011), we get a palindrome (1324414144231).

The spelling of 1101112033220 in words is "one trillion, one hundred one billion, one hundred twelve million, thirty-three thousand, two hundred twenty".