121242114 has 48 divisors (see below), whose sum is σ = 300972672. Its totient is φ = 34553664.

The previous prime is 121242101. The next prime is 121242137. The reversal of 121242114 is 411242121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62422 + ... + 64334.

It is an arithmetic number, because the mean of its divisors is an integer number (6270264).

Almost surely, 2^121242114 is an apocalyptic number.

121242114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

121242114 is an abundant number, since it is smaller than the sum of its proper divisors (179730558).

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

121242114 is a wasteful number, since it uses less digits than its factorization.

121242114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2431 (or 2428 counting only the distinct ones).

The product of its digits is 128, while the sum is 18.

The square root of 121242114 is about 11010.9996821360. Note that the first 3 decimals coincide. The cubic root of 121242114 is about 494.9384190304.

Adding to 121242114 its reverse (411242121), we get a palindrome (532484235).

The spelling of 121242114 in words is "one hundred twenty-one million, two hundred forty-two thousand, one hundred fourteen".