121241112 has 32 divisors (see below), whose sum is σ = 313556400. Its totient is φ = 39019904.

The previous prime is 121241077. The next prime is 121241137. The reversal of 121241112 is 211142121.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 121241091 and 121241100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86403 + ... + 87794.

Almost surely, 2^121241112 is an apocalyptic number.

121241112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121241112 is an abundant number, since it is smaller than the sum of its proper divisors (192315288).

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

121241112 is a wasteful number, since it uses less digits than its factorization.

121241112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174235 (or 174231 counting only the distinct ones).

The product of its digits is 32, while the sum is 15.

The square root of 121241112 is about 11010.9541820861. The cubic root of 121241112 is about 494.9370555612.

Adding to 121241112 its reverse (211142121), we get a palindrome (332383233).

It can be divided in two parts, 1212 and 41112, that added together give a palindrome (42324).

The spelling of 121241112 in words is "one hundred twenty-one million, two hundred forty-one thousand, one hundred twelve".