1121010011 has 8 divisors (see below), whose sum is σ = 1224511344. Its totient is φ = 1017773920.

The previous prime is 1121009999. The next prime is 1121010061. The reversal of 1121010011 is 1100101211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121010011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121010061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57416 + ... + 74421.

It is an arithmetic number, because the mean of its divisors is an integer number (153063918).

Almost surely, 2^1121010011 is an apocalyptic number.

1121010011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1121010011 is a deficient number, since it is larger than the sum of its proper divisors (103501333).

1121010011 is a wasteful number, since it uses less digits than its factorization.

1121010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132621.

The product of its (nonzero) digits is 2, while the sum is 8.

The square root of 1121010011 is about 33481.4875864260. The cubic root of 1121010011 is about 1038.8108977790.

Adding to 1121010011 its reverse (1100101211), we get a palindrome (2221111222).

The spelling of 1121010011 in words is "one billion, one hundred twenty-one million, ten thousand, eleven".