121122110000 has 100 divisors (see below), whose sum is σ = 310499102232. Its totient is φ = 45598848000.

The previous prime is 121122109991. The next prime is 121122110027. The reversal of 121122110000 is 11221121.

121122110000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (100).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 186242 + ... + 526241.

Almost surely, 2^121122110000 is an apocalyptic number.

121122110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121122110000 is an abundant number, since it is smaller than the sum of its proper divisors (189376992232).

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

121122110000 is an equidigital number, since it uses as much as digits as its factorization.

121122110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712528 (or 712507 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121122110000 its reverse (11221121), we get a palindrome (121133331121).

It can be divided in two parts, 1211221 and 10000, that added together give a palindrome (1221221).

The spelling of 121122110000 in words is "one hundred twenty-one billion, one hundred twenty-two million, one hundred ten thousand".