1110101121 has 48 divisors (see below), whose sum is σ = 1717934400. Its totient is φ = 689399424.

The previous prime is 1110101099. The next prime is 1110101147. The reversal of 1110101121 is 1211010111.

It is not a de Polignac number, because 1110101121 - 2⁵ = 1110101089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1110101191) 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 in 47 ways as a sum of consecutive naturals, for example, 1341910 + ... + 1342736.

It is an arithmetic number, because the mean of its divisors is an integer number (35790300).

Almost surely, 2^1110101121 is an apocalyptic number.

It is an amenable number.

1110101121 is a deficient number, since it is larger than the sum of its proper divisors (607833279).

1110101121 is a wasteful number, since it uses less digits than its factorization.

1110101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038 (or 1035 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

The square root of 1110101121 is about 33318.1800373310. The cubic root of 1110101121 is about 1035.4302461041.

Adding to 1110101121 its reverse (1211010111), we get a palindrome (2321111232).

The spelling of 1110101121 in words is "one billion, one hundred ten million, one hundred one thousand, one hundred twenty-one".