1121110121010 has 128 divisors (see below), whose sum is σ = 3101093683200. Its totient is φ = 256829054720.

The previous prime is 1121110120967. The next prime is 1121110121011. The reversal of 1121110121010 is 101210111211.

It is not an unprimeable number, because it can be changed into a prime (1121110121011) 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 63 ways as a sum of consecutive naturals, for example, 796470 + ... + 1696049.

It is an arithmetic number, because the mean of its divisors is an integer number (24227294400).

Almost surely, 2^{1121110121010} is an apocalyptic number.

1121110121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121110121010 is an abundant number, since it is smaller than the sum of its proper divisors (1979983562190).

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

1121110121010 is a wasteful number, since it uses less digits than its factorization.

1121110121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492616.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1121110121010 its reverse (101210111211), we get a palindrome (1222320232221).

The spelling of 1121110121010 in words is "one trillion, one hundred twenty-one billion, one hundred ten million, one hundred twenty-one thousand, ten".