1121100101011 has 6 divisors (see below), whose sum is σ = 1232283582236. Its totient is φ = 1019181909900.

The previous prime is 1121100100979. The next prime is 1121100101027. The reversal of 1121100101011 is 1101010011211.

It is not a de Polignac number, because 1121100101011 - 2⁵ = 1121100100979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121100101711) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 4632644925 + ... + 4632645166.

Almost surely, 2^{1121100101011} is an apocalyptic number.

1121100101011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1121100101011 is a deficient number, since it is larger than the sum of its proper divisors (111183481225).

1121100101011 is an equidigital number, since it uses as much as digits as its factorization.

1121100101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9265290113 (or 9265290102 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1121100101011 its reverse (1101010011211), we get a palindrome (2222110112222).

The spelling of 1121100101011 in words is "one trillion, one hundred twenty-one billion, one hundred million, one hundred one thousand, eleven".