121303118 has 16 divisors (see below), whose sum is σ = 185099904. Its totient is φ = 59612280.

The previous prime is 121303033. The next prime is 121303141. The reversal of 121303118 is 811303121.

It is a self number, because there is not a number n which added to its sum of digits gives 121303118.

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, 25871 + ... + 30197.

It is an arithmetic number, because the mean of its divisors is an integer number (11568744).

Almost surely, 2^121303118 is an apocalyptic number.

121303118 is a deficient number, since it is larger than the sum of its proper divisors (63796786).

121303118 is a wasteful number, since it uses less digits than its factorization.

121303118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4567.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 121303118 is about 11013.7694728009. The cubic root of 121303118 is about 495.0214159357.

Adding to 121303118 its reverse (811303121), we get a palindrome (932606239).

The spelling of 121303118 in words is "one hundred twenty-one million, three hundred three thousand, one hundred eighteen".