1101121033 has 2 divisors, whose sum is σ = 1101121034. Its totient is φ = 1101121032.

The previous prime is 1101121009. The next prime is 1101121061. The reversal of 1101121033 is 3301211011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1094087929 + 7033104 = 33077^2 + 2652^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101121033 - 2¹³ = 1101112841 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101121633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550560516 + 550560517.

It is an arithmetic number, because the mean of its divisors is an integer number (550560517).

Almost surely, 2^1101121033 is an apocalyptic number.

It is an amenable number.

1101121033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101121033 is an equidigital number, since it uses as much as digits as its factorization.

1101121033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1101121033 is about 33183.1438082651. The cubic root of 1101121033 is about 1032.6306691477.

Adding to 1101121033 its reverse (3301211011), we get a palindrome (4402332044).

The spelling of 1101121033 in words is "one billion, one hundred one million, one hundred twenty-one thousand, thirty-three".