1100320122 has 32 divisors (see below), whose sum is σ = 2402034624. Its totient is φ = 333244800.

The previous prime is 1100320099. The next prime is 1100320129. The reversal of 1100320122 is 2210230011.

It is a junction number, because it is equal to n+sod(n) for n = 1100320098 and 1100320107.

It is not an unprimeable number, because it can be changed into a prime (1100320129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157422 + ... + 164262.

It is an arithmetic number, because the mean of its divisors is an integer number (75063582).

Almost surely, 2^1100320122 is an apocalyptic number.

1100320122 is an abundant number, since it is smaller than the sum of its proper divisors (1301714502).

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

1100320122 is a wasteful number, since it uses less digits than its factorization.

1100320122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9294.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1100320122 is about 33171.0735732204. The cubic root of 1100320122 is about 1032.3802437969.

Adding to 1100320122 its reverse (2210230011), we get a palindrome (3310550133).

It can be divided in two parts, 11003 and 20122, that added together give a triangular number (31125 = T₂₄₉).

The spelling of 1100320122 in words is "one billion, one hundred million, three hundred twenty thousand, one hundred twenty-two".