121112120303 has 24 divisors (see below), whose sum is σ = 127907148096. Its totient is φ = 114662433600.

The previous prime is 121112120279. The next prime is 121112120357. The reversal of 121112120303 is 303021211121.

It is not a de Polignac number, because 121112120303 - 2⁸ = 121112120047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121112120903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22504673 + ... + 22510053.

It is an arithmetic number, because the mean of its divisors is an integer number (5329464504).

Almost surely, 2^121112120303 is an apocalyptic number.

121112120303 is a deficient number, since it is larger than the sum of its proper divisors (6795027793).

121112120303 is a wasteful number, since it uses less digits than its factorization.

121112120303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5855 (or 5832 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 121112120303 its reverse (303021211121), we get a palindrome (424133331424).

The spelling of 121112120303 in words is "one hundred twenty-one billion, one hundred twelve million, one hundred twenty thousand, three hundred three".